OS1st Thin Air Performance Socks in Steel Blue Size:L Arch: Semi-rigid polypropylene support shell

Arch:  Semi-rigid polypropylene support shell

No bleach or fabric softeners

Our streamlined No Show Tab men’s running sock features a silky

Battery: Rechargeable

allowing you to focus on what you love

OS1st Thin Air Performance Socks in Steel Blue Size:L Arch: Semi-rigid polypropylene support shellMade for those who prefer a thinner sock that protects from blisters and keeps feet dry. Our Skin Thin top panel helps regulate temperature and circulate air throughout the sock. For the best fit, it is important to use the size chart before ordering. Ultra thin top panel to promote temperature regulation Woven lift bars to circulate air throughout the sock Targeted Conditions: Blisters Sore achy feet Hyper sensitivity Overheating Skin Thin Design