Orvis Midweight Crew Wader SockOur Midweight OTC Wader Sock is the go to spring fall option that doubles as a wet wading sock in warmer temps. Patterned after the contour of our wader booties and boots, they fit seamlessly, offering reinforced zones in problem abrasion areas like the heel, toebox, and the top of your ankle where wading boots end. Ribbed arch eliminates bunching and ensures comfort. Wool nylon spandex. Made in USA. Sizes XS XL. XS (Men's 2. 5 5, Women's 4. 5 7), S