Ketos Low Cut 3mm Premium Neoprene Socks 3mm 4-way stretch soft Neoprene socks shaped for maximum comfort and to provide insulation and warmth Perfect for pool/spa exercise and physical therapy, diving, snorkeling and other water sports Refer to image for accurate size measurements for the best fit Shaped for maximum comfort, slips on easily and prevents chafing Perfect for snorkeling or walking over sand