Silicon stretch interior fabric
Neoprene Foam: Partially recycled Superlight Foam; Upcycled car tires and neoprene scraps combine to create great thermal retention with a high-stretch combination
Exterior Seams:GBS (glued and blind stitched) seams for maximum flexibility and minimal water entry
Shape: Hidden split toe neoprene toe
Thickness: 3 mm thickness
Entry: Vulcanized arch support.