Birkenstock Unisex Cotton Tennis Sock
- Free shipping over $75
- Low stock - 2 items left
- Backordered, shipping soon
| AU/UK Size | EU Size | US Men's | US Women's | Foot length (mm) | ||
|---|---|---|---|---|---|---|
| AU/UK | US | AU/UK | US | |||
| 2 | 34.5 | 2 | 3 | — | — | 212 |
| 3 | 35.5 | 3 | 4 | 3 | 5 | 220 |
| 3.5 | 36 | 3.5 | 4.5 | 3.5 | 5.5 | 220 |
| 4 | 37 | 4 | 5 | 4 | 6 | 228 |
| 4.5 | 37.5 | 4.5 | 5.5 | 4.5 | 7 | 228 |
| 5 | 38 | 5 | 6 | 5 | 8 | 237 |
| 5.5 | 38.5 | 5.5 | 6.5 | 5.5 | 8.5 | 237 |
| 6 | 39 | 6 | 7 | 6 | 9 | 246 |
| 6.5 | 40 | 6.5 | 7.5 | 6.5 | 9.5 | 246 |
| 7 | 41 | 7 | 8 | 7 | 10 | 254 |
| 7.5 | 41.5 | 7.5 | 8.5 | 7.5 | 10.5 | 254 |
| 8 | 42 | 8 | 9 | 8 | 11 | 262 |
| 8.5 | 42.5 | 8.5 | 9.5 | — | — | 262 |
| 9 | 43 | 9 | 10 | — | — | 271 |
| 9.5 | 43.5 | 9.5 | 10.5 | — | — | 271 |
| 10 | 44 | 10 | 11 | — | — | 280 |
| 10.5 | 45 | 10.5 | 11.5 | — | — | 280 |
| 11 | 46 | 11 | 12 | — | — | 288 |
| 12 | 47 | 12 | 13 | — | — | 296 |
| 13 | 48 | 13 | 14 | — | — | 305 |
Blundstone boots are sized in AU/UK sizing. US men's sizes run 1 size larger than AU/UK. US women's sizes run 3 sizes larger than AU/UK. Women's sizing goes up to AU/UK 8 (US women's 11). If you fall between sizes, size up.
The perfect complement to any style. These certified organic cotton socks are designed to be pressure-free, with an elasticated cuff that stays comfortably in place. Featuring colourful, retro stripes and the BIRKENSTOCK logo on the ankle for a varsity-inspired touch.
- Cotton mix sock for a comfortably snug fit
- Original BIRKENSTOCK footbed comfort sole
- Made from about 74% organic cotton, 24% acrylic, 2% elastane
- SKU: 1026209
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During busy seasons, processing may take up to 2 days
Same‑Day Shipping
Mon–Fri: Orders placed by 12 PM EST
Saturday: Orders placed by 10 AM EST
Orders placed after these times, on Sundays, or on holidays ship the next business day
Free Shipping
Free shipping on all U.S. orders over $75 (continental U.S.)
Carriers Used
Orders ship via USPS or UPS
Weekend/late‑Friday orders may ship USPS to meet timing requirements
Alaska, Hawaii, Military & U.S. Territories
Shipped via USPS Standard/Priority Mail
Typical transit times:
AK/HI/Territories: ~3 days (not guaranteed)
Military addresses: 10–15 days
Transit Times
USPS Priority Mail may display “1‑Day,” “2‑Day,” or “3‑Day,” which reflects USPS’s estimate after the package ships
These estimates do not include processing time.
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SKU: 1026209
