The ultimate layer for hardworking feet, pull on the Bulkley Bootie before slipping into your waders for added comfort and warmth in the coldest conditions.FeaturesHybrid nylon ripstop and stretch-knit PU fabric construction for easy don and doffLow profile, fully insulated construction patterned for use inside of stockingfoot waders in cold water conditionsStretch knit collar and microfiber outsole for comfort and durabilitySizing: XS (Men's 6-7, Women's 7-8) S (Men's 7-8, Women's 9-10) M (Men's 9-10, Women's 11-12) L (Men's 11-12) XL (Men's 13-14)FABRIC TECH:Shell 1: 70-denier nylon ripstop Shell 2: 100-denier stretch knit with PU coating Insulation: 2mm Foam & Primaloft Gold (60 g/m2)