For reliable warmth in frigid conditions, the R4® Yulex® Three Finger Mitts are made from 5mm 85% Yulex natural rubber/15% synthetic rubber by polymer content, with a textured palm for grip, 100% external seam sealing and a fast-drying recycled polyester lining. Suggested water temperatures: 38°–48° F/3°–9° C. Fair Trade Certified™ sewn. Made with neoprene-free 85% Yulex® natural rubber/15% synthetic rubber (by polymer content) that meets our rigorous standards for durability, stretch, warmth and sustainability; the natural rubber is derived from sources that are Forest Stewardship Council® certified by the Rainforest Alliance; the synthetic rubber is chlorine-free 100% recycled polyester inverted microgrid thermal lining is warm, flexible and fast-drying; the lining and face fabric are solution-dyed and laminated with solvent-free AquaA™ glue 100% external seam sealing; all seams are triple-glued, blindstitched and internally taped at high-stress areas Articulated panels conform to hand for snug fit Micro gasket at wrist prevents water entry Fair Trade Certified™ sewn Material: 5mm 85% Yulex® natural rubber/15% synthetic rubber by polymer content, lined with 100% recycled polyester. Exterior face: 88% recycled polyester/12% spandex. Natural rubber is from sources that are Forest Stewardship Council® certified by the Rainforest Alliance. Fair Trade Certified™ sewn