These suits are sold at a sale price and are not covered by warranty Description Seams: Glued & Blindstitched Seams: Taped Seams Inside Stress Areas Fabric: Main Body / 4mm Surflex Neoprene Fabric: Arms & Shoulders / 3mm Floflex Neoprene Arocore Lining Inside Torso Dutatech Knee Pads Mini Pk Plastic Zip Double Lined Throughout These 4mm/3mm wetsuits are perfect for year-round use. Perfect for all types of water sports such as sea swimming, surfing, kayaking, paddleboarding and much more!