+4
Injinji
Sport Lightweight Hidden
Unisex
Our Price
$22.00
Shoe Size Chart
Women's Shoe Size Conversion
| US & Canada | 10 | 10.5 | 11 | 11.5 | 12 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 |
| AU | 7 | 7.5 | 8 | 8.5 | 2 | 2.5 | 3 | 3.5 | 4 | |||
| UK | 8 | 8.5 | 9 | 9.5 | 10 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 |
| Europe | 40-41 | 41 | 41-42 | 42 | 42-43 | 35 | 35 | 35-36 | 36 | 36-37 | 37 | 37-38 |
| Inches | 10.2 in | 10.3 in | 10.5 in | 10.7 in | 10.9 in | 8.5 in | 8.3 in | 8.5 in | 8.8 in | 8.9 in | 9.1 in | 9.3 in |
| Centimeters | 25.9 cm | 26.2 cm | 26.7 cm | 27.1 cm | 27.6 cm | 20.8 cm | 21.3 cm | 21.6 cm | 22.2 cm | 22.5 cm | 23 cm | 23.5 cm |
Men's Shoe Size Conversion
| US & Canada | 10 | 10.5 | 11 | 11.5 | 12 | 13 | 14 | 15 | 16 | 6 | 6.5 |
| AU | 9 | 9.5 | 10 | 10.5 | 11 | 12 | 13 | 14 | 15 | 5 | 5.5 |
| UK | 9.5 | 10 | 10.5 | 11 | 11.5 | 12.5 | 13.5 | 14.5 | 15.5 | 5.5 | 6 |
| Europe | 43 | 43-44 | 44 | 45-45 | 45 | 46 | 47 | 48 | 49 | 39 | 39 |
| Inches | 10.6 in | 10.8 in | 10.9 in | 11.1 in | 11.3 in | 11.6 in | 11.9 in | 12.2 in | 12.5 in | 9.3 in | 9.5 in |
| Centimeters | 27 cm | 27.3 cm | 27.9 cm | 28.3 cm | 28.6 cm | 29.4 cm | 30.2 cm | 31 cm | 31.8 cm | 23.5 cm | 24.1 cm |
Big Kids' Shoe Size Conversion (7–12 Years)
| US & Canada | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 |
| AU | |||||||
| UK | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 |
| Europe | 35 | 36 | 36 | 37 | 37 | 38 | 38 |
| Inches | 8.6 in | 8.8 in | 9 in | 9.1 in | 9.3 in | 9.5 in | 9.6 in |
| Centimeters | 21.9 cm | 22.2 cm | 22.9 cm | 23.2 cm | 23.5 cm | 24.1 cm | 24.4 cm |
Little Kids' Shoe Size Conversion (4–7 Years)
| US & Canada | 1 | 1.5 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 | 2 | 2.5 | 3 |
| AU | ||||||||||||
| UK | 13 | 14 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 1 | 1.5 | 2 |
| Europe | 32 | 33 | 27 | 28 | 29 | 30 | 30 | 31 | 31 | 33 | 34 | 34 |
| Inches | 7.8 in | 8 in | 6.6 in | 6.8 in | 7 in | 7.1 in | 7.3 in | 7.5 in | 7.6 in | 8.1 in | 8.3 in | 8.5 in |
| Centimeters | 19.7 cm | 20.3 cm | 16.8 cm | 17.1 cm | 17.8 cm | 18.1 cm | 18.4 cm | 19.1 cm | 19.4 cm | 20.6 cm | 21 cm | 21.6 cm |
Toddlers' Shoe Size Conversion (9 Months–4 Years)
| US & Canada | 10 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 |
| AU | ||||||||
| UK | 27 | 19 | 19 | 20 | 20 | 21 | 22 | 22 |
| Europe | 9 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 |
| Inches | 6.5 in | 4.3 in | 4.5 in | 4.6 in | 4.8 in | 5 in | 5.1 in | 5.3 in |
| Centimeters | 16.5 cm | 10.8 cm | 11.4 cm | 11.7 cm | 12.1 cm | 12.7 cm | 12.7 cm | 13.3 cm |
About this product
Built for daily runs, speed workouts, and race days, this low-profile performance sock delivers comfort without the bulk. The lightweight feel supports natural movement while staying secure through every stride. Designed for year-round use, it’s an easy go-to for miles on pavement or track.
Comfort & Performance
- Five-toe anatomical fit to reduce friction
- Moisture-managing construction for dry comfort
- Targeted arch support for stability
- Low-bulk profile ideal for running and walking
Design & Materials
- No-Show height with protective heel tab
- COOLMAX EcoMade fibers for breathability
- Lightweight performance knit
- Durable nylon blend construction
Injinji Size Chart
Unisex Sizing Guide
| US | UK | EU | JP | ||
|---|---|---|---|---|---|
|
SIZE S
|
MEN 5-7.5 |
WOMEN 6-8.5 |
4-6.5 | 37-40 | 23-25cm |
|
M
|
8-10.5 | 9-11.5 | 7-9.5 | 40.5-44 | 25.5-27cm |
|
L
|
11-13 | 12+ | 10-12 | 44.5-47 | 27.5-29cm |
|
XL
|
13.5+ | 12.5+ | 47.5+ | 29.5+cm | |
Women's Specific Sizing
| US | UK | EU | |
|---|---|---|---|
|
SIZE XS/SM
|
5-8.5 | 3-6.5 | 35-40 |
|
MD/LG
|
9-12 | 7-10+ | 40.5-44.5+ |
Men's Specific Sizing
| US | UK | EU | JP | |
|---|---|---|---|---|
|
SIZE SM/MD
|
5-10.5 | 4-9.5 | 37-44 | 23-27cm |
|
LG/XL
|
11-13+ | 10-12.5+ | 44.5-47.5+ | 27.5-29.5+cm |
Shipping & Returns
No-sweat, free shipping & returns!
United States Orders
- Free shipping 3-5 days
- Free returns/exchanges
- Expedited 2-day shipping also available
International Orders
- Free shipping
- Hassle-free returns/exchanges
- Restocking fee applied
*Shipping within Continental US: 2-5 days. International shipping: 7-11 days. See shipping policy here.
**Shoes must be unworn. See return policy here.
***Price match guarantee does not apply to Clearance or Final Sale items. See details here.
Can't find your size? Put in a request with our sourcing team!More from Injinji
More you'll love
Quick Add to Cart
Quick Add to Cart
Quick Add to Cart
Quick Add to Cart
Why shop Shoe Deals Outlet?
Best Prices
SDO finds incredible, only-here deals on your favorite brands.
Price Matching
Proudly American
Our American customer service team is here to help.
Talk to us
Quick Free Shipping
With US-based warehouses, most shoes arrive within 3-5 days.
See ship policies
Free US Returns
Our easy, free return process makes online shoe shopping simple.
See return policies
