BRAND: Fox Racing More Info: Thick construction for a padded comfortable fit Articulated construction for a precise fit Arch support 66% acrylic, 26% polyamide nylon, 7% polyester, 1% elastane Need more padding The 180 Toxsyk Thick Socks bring the ultimate protection and comfort to your ride, with thick construction and arch support to offer a more padded and snug fit inside your motocross boots.