Fit & Design: Provide robust protection against the elements Reinforced construction Adds durability 2-way stretch material promotes an unrestricted range of movement for consistent, high-output performance Technology: HydroBlock(R) Pro fabric Skier Critical(TM) seam sealing REPREVE(R) recycled construction Additional Details: HydroBlock(R) Pro 45% Repreve Polyester, 55% Polyester 2-Way Stretch 40gm Insulation