1. 3mm SCR neoprene with nylon cloth on the inner and outer cloth for a comfortable wearing experience and rebound and thermal insulation. 2. The neck is covered with high-viscosity hook and loop fastener and QK cloth to reduce the water in the neck and keep the water warm. 3. Use thick, wear-resistant striped stair cloth at the knee to prevent scratches. 4. The rear zipper drawstring has a Y-shaped design, which is non-slip and easy to put on and take off. 5. According to ergonomic cutting, comfortable and close-fitting experience, reduce water intake and slow heat exchange with the environment. 6. Suitable for multi-scene use, such as drifting, surfing, diving, etc.