OS1st Active Comfort Crew Sock
Features
Made for staying comfortable all-day and any activity with plush bamboo charcoal cushion in the heel and toe and ultra-thin Skin Thin™ cooling panels on the top. For the best fit, it is important to use the size chart before ordering.
- Extra cushion in the heel and toe
- Bamboo charcoal ionized fibers for durable softness
- Ultra-thin top panel to regulate temperature and increase air flow
Included in all Socks with PurposeĀ®
- Micro-nylon treated with silver-ion technology to keep dry and prevent odor
- Seamless construction and left/right design for 360-degree blister protection
- Y-Gore heel to prevent the sock from slipping down into your shoe
Sizing
OS1st Sock Size | Women's Shoe Size (US) | Men's Shoe Size (US) |
Small | 5-7.5 | 4.5-6.5 |
Medium | 8-11 | 7-10 |
Large | 11.5+ | 10.5-13 |
XL | - | 13.5+ |
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