TA6 Thin Air™ Performance Calf Sleeves Size:L this hat insulates and moves

this hat insulates and moves moisture

hip & back pain

plus water resistance

A thicker cuff to hold the sock comfortably in place while reducing chafing

the flask is BPA-free and dishwasher-safe

TA6 Thin Air™ Performance Calf Sleeves Size:L this hat insulates and movesBreakthrough product specifically designed for comfort, fit, protection and breathability. OS1st TA6 Thin AirTM Performance Calf Sleeves feature never before applied technology to keep your legs cool and protected during any activity. Created using 400n medical grade machinery and materials we are able to build in ease of use, comfort, and durability with the thinnest leg fabric profile ever made! The "Thin SkinTM" construction maximizes air flow