ALtaGUARD™ NOMAR® offers the best in class Non-Marring solution for finish work surface protection. A GEL insert provides all-day comfort and added stability is gained from the contoured high sides. GET DOWN TO WORK™ with ALTA FEATURES: Soft flexible NON-MARRING Cap provides traction and resists skidding Air-Injected Memory Foam GEL insert fits snuggly around kneecap for extra comfort Cordura® Nylon Cover Contoured shape for a secure comfortable fit Available with Original AltaLOK™ Easy On/Off locks featuring the Alta STRAP-keeper™ System that helps secure excess strap from flapping Long grommeted caps offers maximum surface coverage Cordura® Nylon cover Compression recovery 1/2" foam padding provides firm, consistent support without bottoming out Finished brushed tricot liner wicks away moisture and keeps out dirt and debris Adjustable to fit most sizes