Features & Benefits Provides immediate cushioning support and moisture control for lower leg and foot area Multiple layers of VentoAir fabric underneath the calf effectively off loads the heel Controlled levels of hydrophobic and hydrophilic fibers attract and expel skinmoisture four times faster than regular fabric 3-Dimensional air flow ventilation allows heat and moisture to escape; allowing skin to stay dry and comfortable Adjustable straps and foot drop straps included Content: 90% polyester / 10% cotton Washing temperature 160 - 167F ( 71 - 75°C) Drying temperature 220F Available in small , medium and large View product details for measurement specifications Product Brochure with Sizing Chart PDF