All running gear just 70% off – No minimum purchase!
Free worldwide shipping on every order!
Size Guide
Women's size guide
All gender size guide
Women's running shoes size guides. We recommend a thumb's width of space between your longest toe and the tip of your shoe. Consider buying a shoe that is half size up from your measured size.
Size chart
SHOE SIZE COMPARISON
| US | UK | Europe |
|---|---|---|
| 5 | 3 | 35.5 |
| 5.5 | 3.5 | 36 |
| 6 | 4 | 36.5 |
| 6.5 | 4.5 | 37.5 |
| 7 | 5 | 38 |
| 7.5 | 5.5 | 38.5 |
| 8 | 6 | 39 |
| 8.5 | 6.5 | 40 |
| 9 | 7 | 40.5 |
| 9.5 | 7.5 | 41 |
| 10 | 8 | 42 |
| 10.5 | 8.5 | 42.5 |
| 11 | 9 | 43 |
| 11.5 | 9.5 | 44 |
| 12 | 10 | 44.5 |
| 12.5 | 10.5 | 45 |
| 13 | 11 | 45.5 |
SHOE WIDTH COMPARISON
| Men's | Women's | |
|---|---|---|
| Narrow | B | 2A |
| Medium | D | B |
| Wide | 2E | D |
| Extra Wide | 4E | 2E |
Bras
Questions about bras for running? We've got you covered. Check out our size chart, fit tips, and measuring guide below. You can also get started with our bra finder or ask a guru.
Size chart
Calculate your bra size:
Not sure of your measurements? Check out our how to measure section above.
Find your alpha size (XS-XXL):
| A | B | C | D | |
|---|---|---|---|---|
| 30 | XS | XS | XS | S |
| 32 | S | S | S | M |
| 34 | M | M | M | L |
| 36 | L | L | L | XL |
| 38 | XL | XL | XL | XXL |
| 40 | XXL | XXL | XXL | XXL |
Women's tops
Questions about tops for running? We've got you covered. Check out our size chart, fit tips, and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
| Chest | Waist | Hip | |
|---|---|---|---|
| XXS | 28-31 | 22-24 | 31-34 |
| XS | 31-35 | 24-26 | 34-36 |
| S | 35-35 | 26-28 | 36-38 |
| M | 35-37 | 28-50 | 38-40 |
| L | 37-40 | 50-54 | 40-43 |
| XL | 40-44 | 34-38 | 43-48 |
| XXL | 44-49 | 38-44 | 48-52 |
| 2X | 49-51 | 44-47 | 52-55 |
| 3X | 51-54 | 47-50 | 55-58 |
| 4X | 54-57 | 50-55 | 58-61 |
| Chest | Waist | Hip | |
|---|---|---|---|
| XXS | 71-79 | 56-61 | 79-86 |
| XS | 79-84 | 61-66 | 86-91 |
| S | 84-89 | 66-71 | 91-97 |
| M | 89-94 | 71-76 | 97-102 |
| L | 94-102 | 76-86 | 102-109 |
| XL | 102-112 | 86-97 | 109-122 |
| XXL | 112-124 | 97-112 | 122-132 |
| 2X | 124-129 | 112-119 | 132-140 |
| 3X | 129-137 | 119-127 | 140-147 |
| 4X | 137-144 | 127-139 | 147-155 |
Women's bottoms
Questions about bottoms for running? We've got you covered. Check out our size chart, fit tips, and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
| Waist | Hip | |
|---|---|---|
| XXS | 22-24 | 31-34 |
| XS | 24-26 | 34-36 |
| S | 26-28 | 36-38 |
| M | 28-30 | 38-40 |
| L | 30-34 | 40-43 |
| XL | 34-38 | 43-48 |
| XXL | 38-44 | 48-52 |
| 2X | 44-47 | 52-55 |
| 3X | 47-50 | 55-58 |
| 4X | 50-54 | 58-61 |
| Waist | Hips | |
|---|---|---|
| XXS | 55-61 | 79-86 |
| XS | 61-66 | 86-91 |
| S | 66-71 | 91-97 |
| M | 71-76 | 97-102 |
| L | 76-86 | 102-109 |
| XL | 86-97 | 109-122 |
| XXL | 97-112 | 122-132 |
| 2X | 112-119 | 132-140 |
| 3X | 119-127 | 140-147 |
| 4X | 127-137 | 147-154 |
Women's socks
Questions about socks for running? We've got you covered. Check out our size chart and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
| US women's shoe size | UK shoe size | European shoe size | |
|---|---|---|---|
| S | 4-6.5 | 3-4.5 | 34-37 |
| M | 7-9.5 | 5-7.5 | 38-41 |
| L | 10-12.5 | 8-10.5 | 42-45 |
Women's accessories
Questions about accessories for running? We've got you covered. Check out our size chart and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
ARM WARMERS
Bicep circumference
| XS/S | 8-11 |
| M/L | 11-14 |
| XL/XXL | 14-16 |
GLOVES
Palm to fingertip length
| XS | 7 or less |
| S | 7-7.5 |
| M | 7.5-8 |
| L | 8-9 |
| XL | 9 or longer |
HATS
Head circumference
| S/M | 19-22 |
| L/XL | 21-25 |
ARM WARMERS
Bicep circumference
| XS/S | 20-28 |
| M/L | 28-35.5 |
| XL/XXL | 35.5-40.5 |
GLOVES
Palm to fingertip length
| XS | 17.5 or less |
| S | 17.5-19 |
| M | 19-20.5 |
| L | 20.5-23 |
| XL | 23 or longer |
HATS
Head circumference
| S/M | 49-56 |
| L/XL | 54-60 |
Men's size guide
Men's shoes
We recommend a thumb's width of space between your longest toe and the tip of your shoe. Consider buying a shoe that is half size up from your measured size.
Size chart
SHOE SIZE COMPARISON
| US | UK | Europe |
|---|---|---|
| 5 | 4 | 37.5 |
| 5.5 | 4.5 | 38 |
| 6 | 5 | 38.5 |
| 6.5 | 5.5 | 39 |
| 7 | 6 | 40 |
| 7.5 | 6.5 | 40.5 |
| 8 | 7 | 41 |
| 8.5 | 7.5 | 42 |
| 9 | 8 | 42.5 |
| 9.5 | 8.5 | 43 |
| 10 | 9 | 44 |
| 10.5 | 9.5 | 44.5 |
| 11 | 10 | 45 |
| 11.5 | 10.5 | 45.5 |
| 12 | 11 | 46 |
| 12.5 | 11.5 | 46.5 |
| 13 | 12 | 47.5 |
| 14 | 13 | 48.5 |
| 15 | 14 | 49.5 |
| 16 | 15 | 50.5 |
SHOE WIDTH COMPARISON
| Men's | Women's | |
|---|---|---|
| Narrow | B | 2A |
| Medium | D | B |
| Wide | 2E | D |
| Extra Wide | 4E | 2E |
Men's tops
Questions about tops for running? We've got you covered. Check out our size chart, fit tips, and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
| Chest | Waist | Hip | |
|---|---|---|---|
| XS | 33-35 | 28-30 | 33-35 |
| S | 35-37 | 30-32 | 35-37 |
| M | 37-40 | 32-34 | 37-39 |
| L | 40-43 | 34-37 | 39-43 |
| XL | 43-47 | 37-42 | 43-47 |
| XXL | 47-52 | 43-47 | 47-52 |
| Chest | Waist | Hip | |
|---|---|---|---|
| XS | 84-89 | 71-76 | 84-89 |
| S | 89-94 | 76-81 | 89-94 |
| M | 94-102 | 81-86 | 94-99 |
| L | 102-109 | 86-94 | 99-109 |
| XL | 109-119 | 94-107 | 109-119 |
| XXL | 119-132 | 109-119 | 119-132 |
Men's bottoms
Questions about bottoms for running? We've got you covered. Check out our size chart, fit tips, and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
MEN'S BOTTOMS
| WAIST | HIP | |
|---|---|---|
| XS | 28-30 | 33-35 |
| S | 30-32 | 35-37 |
| M | 32-34 | 37-39 |
| L | 34-37 | 39-43 |
| XL | 37-42 | 43-47 |
| XXL | 42-47 | 47-52 |
INSEAM
| Standard | 29 |
| Tall | 31 |
MEN'S BOTTOMS
| WAIST | HIP | |
|---|---|---|
| XS | 71-76 | 83-88 |
| S | 76-81 | 88-94 |
| M | 81-86 | 94-99 |
| L | 86-94 | 99-109 |
| XL | 94-106 | 109-119 |
| XXL | 106-119 | 119-132 |
INSEAM
| Standard | 81 |
| Tall | 86 |
Men's socks
Questions about socks for running? We've got you covered. Check out our size chart and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
| US men's shoe size | UK shoe size | European shoe size | |
|---|---|---|---|
| M | 6-8.5 | 5-7.5 | 38-41 |
| L | 9-11.5 | 8-10.5 | 42-45 |
| XL | 12-14.5 | 11-13.5 | 46-49 |
Men's accessories
Questions about accessories for running? We've got you covered. Check out our size chart and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
ARM WARMERS
Bicep circumference
| XS/S | 8-11 |
| M/L | 11-14 |
| XL/XXL | 14-16 |
GLOVES
Palm to fingertip length
| XS | 7 or less |
| S | 7-7.5 |
| M | 7.5-8 |
| L | 8-9 |
| XL | 9 or longer |
HATS
Head circumference
| S/M | 19-22 |
| L/XL | 21-25 |
ARM WARMERS
Bicep circumference
| XS/S | 20-28 |
| M/L | 28-35.5 |
| XL/XXL | 35.5-40.5 |
GLOVES
Palm to fingertip length
| XS | 17.5 or less |
| S | 17.5-19 |
| M | 19-20.5 |
| L | 20.5-23 |
| XL | 23 or longer |
HATS
Head circumference
| S/M | 49-56 |
| L/XL | 54-60 |
All gender size guide
All gender shoes
We recommend a thumb's width of space between your longest toe and the tip of your shoe. Consider buying a shoe that is half size up from your measured size.
All gender ("unisex") sizes match men's sizes per industry standards.
Size chart
SHOE SIZE COMPARISON
| US | UK | Europe |
|---|---|---|
| 5 | 4 | 37.5 |
| 5.5 | 4.5 | 38 |
| 6 | 5 | 38.5 |
| 6.5 | 5.5 | 39 |
| 7 | 6 | 40 |
| 7.5 | 6.5 | 40.5 |
| 8 | 7 | 41 |
| 8.5 | 7.5 | 42 |
| 9 | 8 | 42.5 |
| 9.5 | 8.5 | 43 |
| 10 | 9 | 44 |
| 10.5 | 9.5 | 44.5 |
| 11 | 10 | 45 |
| 11.5 | 10.5 | 45.5 |
| 12 | 11 | 46 |
| 12.5 | 11.5 | 46.5 |
| 13 | 12 | 47.5 |
| 14 | 13 | 48.5 |
| 15 | 14 | 49.5 |
| 16 | 15 | 50.5 |
SHOE WIDTH COMPARISON
| All gender | Men's | Women's | |
|---|---|---|---|
| Narrow | B | B | 2A |
| Medium | D | D | B |
| Wide | 2E | 2E | D |
| Extra Wide | 4E | 4E | 2E |
All gender socks
Questions about socks for running? We've got you covered. Check out our size chart and measuring guide below. If you need some extra fit help, ask a guru.
Size chart
| US men's shoe size | US women's shoe size | UK shoe size | European shoe size | |
|---|---|---|---|---|
| S | 4-6.5 | 3-4.5 | 34-37 | |
| M | 6-8.5 | 7-9.5 | 5-7.5 | 38-41 |
| L | 9-11.5 | 10-12.5 | 8-10.5 | 42-45 |
| XL | 12-14.5 | 11-13.5 | 46-49 |
All gender accessories
Questions about accessories for running? We've got you covered. Check out our size chart and measuring guide below. If you need some extra fit help, ask a guru.
How to measure
â–¼
How to measure content goes here.
Size chart
ARM WARMERS
Bicep circumference
| XS/S | 8-11 |
| M/L | 11-14 |
| XL/XXL | 14-16 |
GLOVES
Palm to fingertip length
| XS | 7 or less |
| S | 7-7.5 |
| M | 7.5-8 |
| L | 8-9 |
| XL | 9 or longer |
HATS
Head circumference
| S/M | 19-22 |
| L/XL | 21-25 |
ARM WARMERS
Bicep circumference
| XS/S | 20-28 |
| M/L | 28-35.5 |
| XL/XXL | 35.5-40.5 |
GLOVES
Palm to fingertip length
| XS | 17.5 or less |
| S | 17.5-19 |
| M | 19-20.5 |
| L | 20.5-23 |
| XL | 23 or longer |
HATS
Head circumference
| S/M | 49-56 |
| L/XL | 54-60 |
All gender apparel
Check out our size chart and fit tips below. If you need some extra fit help, ask a guru.
How to Measure
â–¼
How to measure content goes here.
Size chart
| Product size | US men's top size | US women's top size | Chest | Waist |
|---|---|---|---|---|
| XXS | XXS | XS | 31-33 | 24-26 |
| XS | XS | S | 33-35 | 28-30 |
| S | S | M | 35-37 | 30-32 |
| M | M | L | 37-40 | 32-34 |
| L | L | XL | 40-43 | 34-37 |
| XL | XL | XXL | 43-47 | 37-42 |
| XXL | XXL | XXXL | 47-52 | 43-47 |
| Product size | US men's top size | US women's top size | Chest | Waist |
|---|---|---|---|---|
| XXS | XXS | S | 79-84 | 61-66 |
| XS | XS | S | 84-89 | 71-76 |
| S | S | M | 89-94 | 76-81 |
| M | M | L | 94-102 | 81-86 |
| L | L | XL | 102-109 | 86-94 |
| XL | XL | XXL | 109-119 | 94-107 |
| XXL | XXL | XXXL | 119-132 | 109-119 |
- Choosing a selection results in a full page refresh.
