Construction: - Glued, blindstitched, and reinforced seams - MATERIALS: - Neoprene constructed of 100% Sponge rubber laminated to nylon or polyester jersey - SIZES: - Men: XS-XXL  Women: XS-XXL, Betty Fit women’s specific design Lightweight, low-density, high-buoyancy XFLEX 360 neoprene w/ hydrodynamic coating 4mm chest, torso, and thighs 1.5mm sleeves 3mm front and back calves 3.0mm smooth skin back Smooth, water-repellent nylon and polyester jersey lining “Short cut” sleeves and legs are 1-2” shorter to allow larger openings for quick transitions and full view of wrist watch, computer, GPS, or other electronics YKK zipper