The Equation 3/2 Flex Skin Front Zip from Picture is not only made with ultra-stretch neoprene, it\'s made to be as eco-friendly as possible. The Eicoprene used by Picture is a mineral oil free synthetic foam made from limestone and recycled tires. The WPF lining, with 3D-Knit construction, is made from recycled polyester and laminated with a water-based Aqua-A™ adhesive for added warmth. The front zip equipped with covers offers you full freedom of movement and protects against water penetration. Comfort zones protect your chest while paddling and prevent bruising. Warmth, stretch, sustainability - the Equation by Picture. FeaturesDope Dye recycled nylonUltra stretch neopreneWPF feedFully taped & blind stitched seamsFully welded seamsComfort zonesWaterproof sealsWelded surfacesOutlet holesGlideskin neck lineAQUA-A™ adhesive lamination