The Musto LPX Aero Shorts have a hybrid construction with 3-layer waterproof fabric on the seat and single layer quick drying fabric on the front leg and waist. They also provide exceptional freedom of movement and come with all the features you need for active inshore sailing. Hybrid short with 3-layer waterproof 5k/5k seat and single layer quick drying front leg and waist Critically taped at rise and gusset seam Bonded belt loops with leather-man tool arrangement at right hip 2 x deep thigh pockets: one YKK® AquaGuard® zip fastening, one hook and loop fastened pillowcase opening Bi-stretch fabric for freedom of movement Crotch gusset for increased comfort Double snap waist opening Zipper fly Materials Shell: 85% Polyamide, 15% Elastane Shell 2: 89% Polyester, 11% Elastane Lining: 100% Polyester