WARNING: California’s Proposition 65
Alpinestars Tech 3 Enduro Waterproof Men's Off-Road Boots
As we know, technology and design philosophies from the top-of-the-line Tech 10s developed in the highest and most demanding professional racing transfer down the line throughout all the boots. The Tech 3 Enduro Waterproof Boot takes the Tech 3's performance to the next level by adding wet-weather performance. The Tech 3 Enduros are a perfect solution and first step into the adult line of Alpinestars boots for those off-road and adventure riders looking for the ideal boot that offers flexibility, support, and protection in addition to comfort. With its off-road focused lugged sole, the Tech 3 Enduro offers wet weather performance with a waterproof membrane. For those adventure riders living and riding in wet climates, the Tech 3 Enduro Waterproof Boot is a great choice to stay protected and dry.The latest innovative addition to the class-leading range of Tech Boots for motocross and off-road, the Tech 3 Enduro Waterproof boot incorporates track-proven performances technologies in an anatomically profiled boot that features protection and comfort with its durable yet lightweight main shell.
Measure around the fullest part, under the armpits, keeping the tape horizontal.
Measure around the natural waist line, inline with the navel, keeping the tape horizontal.
Measure around the fullest part of your hips, about 20cm below waist line, keeping the tape horizontal.
Measure around the thigh just below the crotch, keeping the tape horizontal.
Stand against a wall, ask someone else to measure from the crotch to the bottom of your leg.
Measure from shoulder (Humerus) to wrist.
Stand against a wall, ask someone else to measure from the oor to the top of your head, keeping the tape vertical.
| Euro Size | 40 | 42 | 44 | 46 | 48 | 50 | 52 | 54 | 56 | 58 | 60 | 62 | 64 |
| International Size | XXS | XXS | XS | XS | S | S | S | M | M | L | L | XL | L | XL | XL | XXL | XXL | XXL | 3XL | 3XL | 4XL |
| U.S. Size | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 | 52 | 54 |
| U.S. Pant Size | 24 | 26 | 28 | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 |
| A | Chest (Inches) | 30 3/4- 32 1/4 | 32 1/4- 33 7/8 | 33 7/8- 35 3/8 | 35 3/8- 37 | 37 - 38 5/8 | 38 5/8- 40 1/8 | 40 1/8- 41 3/4 | 41 3/4- 43 1/4 | 43 1/4- 44 7/8 | 44 7/8- 46 1/2 | 46 1/2- 48 | 48 - 49 5/8 | 49 5/8- 51 1/8 |
| B | Waist (Inches) | 25 1/4- 26 3/4 | 26 3/4- 28 3/8 | 28 3/8- 29 7/8 | 29 7/8- 31 1/2 | 31 1/2- 33 1/8 | 33 1/8- 34 5/8 | 34 5/8- 36 1/4 | 36 1/4- 37 3/4 | 37 3/4- 39 1/4 | 39 1/4- 41 | 41 - 42 1/2 | 42 1/2- 44 1/8 | 44 1/8- 45 5/8 |
| C | Hip (Inches) | 31 1/8- 32 5/8 | 32 5/8- 34 1/4 | 34 1/4- 35 7/8 | 35 7/8- 37 3/8 | 37 3/8- 39 | 39 - 40 1/2 | 40 1/2- 42 1/8 | 42 1/8- 43 3/4 | 43 3/4- 45 1/4 | 45 1/4- 46 7/8 | 46 7/8- 48 3/8 | 48 3/8- 50 | 50 - 51 5/8 |
| D | Thigh (Inches) | 19 3/8- 19 5/8 | 19 5/8- 20 1/8 | 20 1/2- 20 7/8 | 21 1/4- 21 5/8 | 22 - 22 1/2 | 22 7/8- 23 1/4 | 23 5/8- 24 | 24 3/8- 24 3/4 | 25 1/4- 25 5/8 | 26 - 26 3/8 | 26 3/4- 27 1/8 | 27 1/2- 28 | 28 3/8- 28 1/2 |
| E | Inseam (Inches) | 28 - 28 3/4 | 28 3/4- 29 1/8 | 29 1/2- 29 7/8 | 30 3/8- 30 3/4 | 31 1/8- 31 1/2 | 31 7/8 - 32 1/4 | 32 5/8 - 33 1/8 | 33 1/2 - 33 7/8 | 34 1/4 - 34 5/8 | 35 - 35 3/8 | 35 - 35 3/8 | 35 7/8 - 36 1/4 | 35 7/8 - 36 1/4 |
| F | Outer Arm (Inches) | 19 1/4 - 20 1/8 | 20 1/8 - 20 3/4 | 20 7/8 - 21 1/4 | 21 5/8 - 22 | 22 1/2 - 22 7/8 | 23 1/4 - 23 5/8 | 24 - 24 3/8 | 24 3/4 - 25 1/4 | 25 5/8 - 26 | 26 3/8 - 26 3/4 | 26 3/8 - 26 3/4 | 27 1/8 - 27 1/2 | 27 1/8 - 27 1/2 |
| G | Height (Inches) | 4'11" - 5'1" | 5'2" - 5'4" | 5'4" - 5'5 | 5'6" - 5'7" | 5'7" - 5'8" | 5'9" - 5'10" | 5'11" - 6'" | 6" - 6'2" | 6'2" - 6'3" | 6'3" - 6'5" | 6'3" - 6'5" | 6'5" - 6'6" | 6'5" - 6'6" |
| Euro Size | 40 | 42 | 44 | 46 | 48 | 50 | 52 | 54 | 56 | 58 | 60 | 62 | 64 |
| International Size | XXS | XXS | XS | XS | S | S | S | M | M | L | L | XL | L | XL | XL | XXL | XXL | XXL | 3XL | 3XL | 4XL |
| U.S. Size | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 | 52 | 54 |
| U.S. Pant Size | 24 | 26 | 28 | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 |
| A. Chest (cm) | 78 - 82 | 82 - 86 | 86 - 90 | 90 - 94 | 94 - 98 | 98 - 102 | 102 - 106 | 106 - 110 | 110 - 114 | 114 - 118 | 118 - 122 | 122 - 126 | 126 - 130 |
| B. Waist (cm) | 64 - 68 | 68 - 72 | 72 - 76 | 76 - 80 | 80 - 84 | 84 - 88 | 88 - 92 | 92 - 96 | 96 - 100 | 100 - 104 | 104 - 108 | 108 - 112 | 112 - 116 |
| C. Hip (cm) | 79 - 83 | 83 - 87 | 87 -91 | 91 - 95 | 95 - 99 | 99 - 103 | 103 - 107 | 107 - 111 | 111 - 115 | 115 - 119 | 119 - 123 | 123 - 127 | 127 - 131 |
| D. Thigh (cm) | 48 - 49 | 50 - 51 | 52 - 53 | 54 - 55 | 56 - 57 | 58 - 59 | 60 - 61 | 62 - 63 | 64 - 65 | 66 - 67 | 68 - 69 | 70 - 71 | 72 - 73 |
| E. Inseam (cm) | 71 - 72 | 73 - 74 | 75 - 76 | 77 - 78 | 79 - 80 | 81 - 82 | 83 - 84 | 85 -86 | 87 - 88 | 89 - 90 | 89 - 90 | 91 - 92 | 91 - 92 |
| F. Outer Arm (cm) | 49 - 50 | 51 - 52 | 53 - 54 | 55 - 56 | 57 - 58 | 59 - 60 | 61 - 62 | 63 - 64 | 65 - 66 | 67 - 68 | 67 - 68 | 69 - 70 | 69 - 70 |
| G. Height (cm) | 150 - 156 | 157 - 163 | 164 - 167 | 168 - 171 | 172 - 175 | 176 - 179 | 180 - 183 | 184 - 187 | 188 - 191 | 192 - 195 | 192 - 195 | 196 - 199 | 196 - 199 |
| Europe | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |
| USA | 3.5 | 4 | 5 | 6 | 6.5 | 7.5 | 8 | 9 | 9.5 | 10.5 | 11.5 | 12 | 12.5 | 13.5 | 14 |
| Japan | 22.5 | 23 | 24 | 25 | 25.5 | 26 | 26.5 | 27.5 | 28.5 | 29.5 | 30 | 30.5 | 31.5 | 32 | 33 |

Measure around the chest under the armpits, keeping the tape horizontal.
Measure around the fullest part of the bust, keeping the tape horizontal.
Measure around the natural waist line, inline with the navel, keeping the tape horizontal.
Measure around the fullest part of your hips, about 20cm below waist line, keeping the tape horizontal.
Measure around the thigh just below the crotch, keeping the tape horizontal.
Stand against a wall, ask someone else to measure from the crotch to the bottom of your leg.
Measure from shoulder (Humerus) to wrist.
Stand against a wall, ask someone else to measure from the floor to the top of your head, keeping the tape vertical.
| Euro Size | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 | 52 | 54 |
| International Size | XXS | XXS | XS | XS | S | M | L | L | XL | XL | XXL | XXL | XXL | 3XL | 3XL |
| U.S. Size | 0 | 2 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 |
| U.S. Pant Size | 22 | 24 | 26 | 28 | 30 | 32 | 34 | 36 | 38 | 40 |
| A. Chest (Inches) | 29 1/8 - 30 3/4 | 30 3/4 - 32 1/4 | 32 1/4 - 33 7/8 | 33 7/8 - 35 3/8 | 35 3/8 - 37 | 37 - 38 5/8 | 38 5/8 - 40 1/8 | 40 1/8 - 41 3/4 | 41 3/4 - 43 1/4 | 43 1/4 - 44 7/8 |
| B. Bust (Inches) | 30 3/4 - 32 1/4 | 32 1/4 - 33 7/8 | 33 7/8 - 35 3/8 | 35 3/8 - 37 | 37 - 38 5/8 | 38 5/8 - 40 1/8 | 40 1/8 - 41 3/4 | 41 3/4 - 43 1/4 | 43 1/4 - 44 7/8 | 44 7/8 - 46 1/2 |
| C. Waist (Inches) | 22 7/8 - 24 3/8 | 24 3/8 - 26 | 26 - 27 1/2 | 27 1/2 - 29 1/8 | 29 1/8 - 30 3/4 | 30 3/4 - 32 1/4 | 32 1/4 - 33 7/8 | 33 7/8 - 35 3/8 | 35 3/8 - 37 | 37 - 38 5/8 |
| D. Hip (Inches) | 32 1/4 - 33 7/8 | 33 7/8 - 35 3/8 | 35 3/8 - 37 | 37 - 38 5/8 | 38 5/8 - 40 1/8 | 40 1/8 - 41 3/4 | 41 3/4 - 43 1/4 | 43 1/4 - 44 7/8 | 44 7/8 - 46 1/2 | 46 1/2 - 48 |
| E. Thighs (Inches) | 19 5/8 - 20 1/8 | 20 1/2 - 20 7/8 | 21 1/4 - 21 5/8 | 22 - 22 1/2 | 22 7/8 - 23 1/4 | 23 5/8 - 24 | 24 3/8 - 24 3/4 | 25 1/4 - 25 5/8 | 26 - 26 3/8 | 26 3/4 - 27 1/8 |
| F. Inner Legs (Inches) | 28 3/8 - 28 3/4 | 29 1/8 - 29 1/2 | 29 7/8 - 30 3/8 | 30 3/4 - 31 1/8 | 31 1/2 - 31 7/8 | 32 1/4 - 32 5/8 | 33 1/8 - 33 1/2 | 33 1/8 - 33 1/2 | 33 7/8 - 34 1/4 | 33 7/8 - 34 1/4 |
| G. Outer Legs (Inches) | 19 5/8 - 20 1/8 | 20 1/2 - 20 7/8 | 21 1/4 - 21 5/8 | 22 - 22 1/2 | 22 7/8 - 23 1/4 | 23 5/8 - 24 | 24 3/8 - 24 3/4 | 24 3/8 - 24 3/4 | 25 1/4 - 25 5/8 | 25 1/4 - 25 5/8 |
| H. Height (Inches) | 5'2"- 5'3" | 5'4"- 5'5" | 5'5"- 5'6" | 5'7"- 5'8" | 5'8"- 5'9" | 5'10"- 5'11" | 5'11"- 6'" | 5'11"- 6'" | 6'1"- 6'2" | 6'1"- 6'2" |

| Europe | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 |
| USA | 5 | 6 | 7 | 8 | 8.5 | 9 | 10 | 11 | 11.5 |
| Japan | 22.5 | 23 | 24 | 25 | 25.5 | 26 | 26.5 | 27.5 | 28 |

| Measurement | Letter Sizing | Numeric Sizing |
|---|---|---|
| 2 1/8" - 2 5/8" | XS | 7 |
| 2 5/8" - 3 1/8" | SM | 8 |
| 3 1/8" - 3 5/8" | MD | 9 |
| 3 5/8" - 4 1/8" | LG | 10 |
| 4 1/8" - 4 5/8" | XL | 11 |
| 4 5/8" - 5 1/8" | XXL | 12 |
| 5 1/8" - 5 5/8" | XXXL | 13 |

| US | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| EU | 38 | 39 | 40.5 | 42 | 43 | 44.5 | 45.5 | 47 | 48 | 49.5 | 51 | 52 |
| US | 3.5 | 4 | 5 | 6 | 6.5 | 7.5 | 8 | 9 | 9.5 | 10.5 | 11.5 | 12 | 12.5 | 13.5 | 14 |
| EU | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |
| Size | A| Chest | B| Waist | C| Hip | D| Height | ||||
|---|---|---|---|---|---|---|---|---|
| Inches | Centimeters | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters | |
| 46 | 36 1/4 in | 92 cm | 29 7/8 in | 76 cm | 36 1/4 in | 92 cm | 5' 9" | 174 cm |
| 48 | 37 3/4 in | 96 cm | 31 1/2 in | 80 cm | 37 3/4 in | 96 cm | 5'10" | 177 cm |
| 50 | 39 3/8 in | 100 cm | 33 1/8 in | 84 cm | 39 3/8 in | 100 cm | 5' 11" | 180 cm |
| 52 | 41 in | 104 cm | 34 5/8 in | 88 cm | 41 in | 104 cm | 6' | 183 cm |
| 54 | 42 1/2 in | 108 cm | 36 1/4 in | 92 cm | 42 1/2 in | 108 cm | 6' 1" | 186 cm |
| 56 | 44 1/8 in | 112 cm | 37 3/4 in | 96 cm | 44 1/8 in | 112 cm | 6' 3" | 189 cm |
| 58 | 45 5/8 in | 116 cm | 39 3/8 in | 100 cm | 45 5/8 in | 116 cm | 6' 4" | 192 cm |
| 60 | 47 1/4 in | 120 cm | 41 in | 104 cm | 47 1/4 in | 120 cm | 6' 5" | 195 cm |
| 62 | 48 3/4 in | 124 cm | 42 1/2 in | 108 cm | 48 3/4 in | 124 cm | 6' 6" | 198 cm |
| 64 | 50 1/4 in | 128 cm | 44 in | 112 cm | 50 1/4 in | 128 cm | 6' 6" | 198 cm |

| Size | A| Chest | B| Waist | C| Hip | D| Inseam | E| Height | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| US | EU | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters |
| 36 | 46 | 36 1/4 in | 92 cm | 29 7/8 in | 76 cm | 36 1/4 in | 92 cm | 30 in | 76.2 cm | 5' 9" | 174 cm |
| 38 | 48 | 37 3/4 in | 96 cm | 31 1/2 in | 80 cm | 37 3/4 in | 96 cm | 32 in | 81.3 cm | 5'10" | 177 cm |
| 40 | 50 | 39 3/8 in | 100 cm | 33 1/8 in | 84 cm | 39 3/8 in | 100 cm | 34 in | 86.4 cm | 5' 11" | 180 cm |
| 42 | 52 | 41 in | 104 cm | 34 5/8 in | 88 cm | 41 in | 104 cm | 34 in | 86.4 cm | 6' | 183 cm |
| 44 | 54 | 42 1/2 in | 108 cm | 36 1/4 in | 92 cm | 42 1/2 in | 108 cm | 36 in | 91.4 cm | 6' 1" | 186 cm |
| 46 | 56 | 44 1/8 in | 112 cm | 37 3/4 in | 96 cm | 44 1/8 in | 112 cm | 36 in | 91.4 cm | 6' 3" | 189 cm |
| 48 | 58 | 45 5/8 in | 116 cm | 39 3/8 in | 100 cm | 45 5/8 in | 116 cm | 38 in | 96.5 cm | 6' 4" | 192 cm |
| 50 | 60 | 47 1/4 in | 120 cm | 41 in | 104 cm | 47 1/4 in | 120 cm | 38 in | 96.5 cm | 6' 5" | 195 cm |
| - | 62 | 48 3/4 in | 124 cm | 42 1/2 in | 108 cm | 48 3/4 in | 124 cm | 40 in | 101.5 cm | 6' 6" | 198 cm |
| - | 64 | 50 1/4 in | 128 cm | 44 in | 112 cm | 50 1/4 in | 128 cm | 40 in | 101.5 cm | 6' 6" | 198 cm |

| Measurement | Letter Sizing | Numeric Sizing |
|---|---|---|
| 2 1/8" - 2 5/8" | XS | 7 |
| 2 5/8" - 3 1/8" | SM | 8 |
| 3 1/8" - 3 5/8" | MD | 9 |
| 3 5/8" - 4 1/8" | LG | 10 |
| 4 1/8" - 4 5/8" | XL | 11 |
| 4 5/8" - 5 1/8" | XXL | 12 |
| 5 1/8" - 5 5/8" | XXXL | 13 |

| US | 6 | 7 | 8 | 9 | 10 |
| EU | 37 | 38 | 39 | 41 | 42 |
| US | 5.5 | 6 | 7 | 8 | 8.5 | 9.5 | 10 | 11 |
| EU | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 |
| Size | A| Bust | B| Waist | C| Hip | D| Height | |||||
|---|---|---|---|---|---|---|---|---|---|
| US | EU | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters |
| 0 | 36 | 31 1/2 in | 80 cm | 23 1/2 in | 60 cm | 33 in | 84 cm | 5' 3" | 160 cm |
| 2 | 38 | 33 in | 84 cm | 25 1/4 in | 64 cm | 34 3/4 in | 88 cm | 5' 4" | 163 cm |
| 4 | 40 | 34 3/4 in | 88 cm | 26 3/4 in | 68 cm | 36 1/4 in | 92 cm | 5' 5" | 166 cm |
| 6 | 42 | 36 1/4 in | 92 cm | 28 1/4 in | 72 cm | 37 3/4 in | 96 cm | 5' 7" | 169 cm |
| 8 | 44 | 37 3/4 in | 96 cm | 30 in | 76 cm | 39 1/4 in | 100 cm | 5' 8" | 172 cm |
| 10 | 46 | 39 1/4 in | 100 cm | 31 1/2 in | 80 cm | 41 in | 104 cm | 5' 9" | 175 cm |
| 12 | 48 | 41 in | 104 cm | 33 1/4 in | 84 cm | 42 1/2 in | 108 cm | 5' 10" | 178 cm |
| 14 | 50 | 41 1/2 in | 108 cm | 34 3/5 in | 88 cm | 44 in | 112 cm | 5' 11" | 181 cm |

| Size | A| Bust | B| Waist | C| Hip | D| Inseam | E| Height | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| US | EU | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters | Inches | Centimeters |
| 0 | 36 | 31 1/2 | 80 cm | 23 1/2 | 60 cm | 33 | 84 cm | 30 1/4 | 77 cm | 5' 3" | 160 cm |
| 2 | 38 | 33 in | 84 cm | 25 1/4 in | 64 cm | 34 3/4 in | 88 cm | 31 in | 79 cm | 5' 4" | 163 cm |
| 4 | 40 | 34 3/4 in | 88 cm | 26 3/4 in | 68 cm | 36 1/4 in | 92 cm | 31 in | 79 cm | 5' 5" | 166 cm |
| 6 | 42 | 36 1/4 in | 92 cm | 28 1/4 in | 72 cm | 37 3/4 in | 96 cm | 32 in | 81 cm | 5' 7" | 169 cm |
| 8 | 44 | 37 3/4 in | 96 cm | 30 in | 76 cm | 39 1/4 in | 100 cm | 32 in | 81 cm | 5' 8" | 172 cm |
| 10 | 46 | 39 1/4 in | 100 cm | 31 1/2 in | 80 cm | 41 in | 104 cm | 32 3/4 in | 83 cm | 5' 9" | 175 cm |
| 12 | 48 | 41 in | 104 cm | 33 1/4 in | 84 cm | 42 1/2 in | 108 cm | 33 1/2 in | 85 cm | 5' 10" | 178 cm |
| 14 | 50 | 41 1/2 in | 108 cm | 34 3/5 in | 88 cm | 44 in | 112 cm | 34 1/4 in | 87 cm | 5' 11" | 181 cm |
* Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
New or Brand New - Brand new item in original packaging (original manufacturer's warranty may apply).
Refurbished - Professionally restored and in perfect working condition. Original packaging may be missing or slightly damaged.
Used - Item has seen limited use but remains in good working condition. May show some limited signs of wear with small scratches or cosmetic blemishes. May arrive with damaged packaging or be repackaged.
Refurbished, Without Tags - Same as refurbished. Item may arrive with mising labels or tags.
Refurbished, Last Call - Same as refurbished. Last call or closeout item.
| Product Image | Color | Size | SKU | Availability | Price |
|---|---|---|---|---|---|
| Black / White | 7 | 3410-3057-PU | In Stock | $354.95 | |
| Black / White | 8 | 3410-3058-PU | In Stock | $354.95 | |
| Black / White | 9 | 3410-3059-PU | In Stock | $354.95 | |
| Black / White | 10 | 3410-3060-PU | In Stock | $354.95 | |
| Black / White | 11 | 3410-3061-PU | In Stock | $354.95 | |
| Black / White | 12 | 3410-3062-PU | In Stock | $354.95 | |
| Black / White | 13 | 3410-3063-PU | In Stock | $354.95 | |
| Black / White | 14 | 3410-3064-PU | In Stock | $354.95 |