* Lightweight Aireator mesh zones, cools and dries fast* Low profile, no abrasion toe closure* Sculpted terry ''meta-pad'' lessens vibrations* Enhanced compression and arch support* Secure fit, no sock underfoot movement* Texturized Aerospeed easy stretch top cuff* 38% Nylon, 33% Thermo Cool Eco Polyester, 16% Lycra, 13% Elastic