Frabill I4 Bib 10,000MM Hydrostatic resistance (14 PSI) 300 Denier nylon oxford, 500 Denier wear area, 2-layer 3M THINSULATE, 150G Insulation and 230T Tafeta lining Full elastic shoulder straps with cam lock buckles Internal knee and seat padding Zipper vents for temperature regulation 500 denier nylon reinforced knees and pant cuffs Waterproof, windproof, breathable 300 denier nylon taslan shell, 100% seam sealed