Specifications: ‧Composition: SBR neoprene (Also CR & CVS ) ‧Thickness: 2.0 ~ 2.5mm after lamination ‧Four pieces to one shorts ‧Lamination Fabric: Nylon Jersey, Lycra, OP Cotton Cloth, Elastic Fabrics, Far Infrared Fabric Application: ‧Slimming shorts and Aerobic short Features: 1. Far Infrared Function - laminted with far infrared fabric ‧Heat Accumulation & Warm Preserving ‧Promotion for Blood Circulation ‧Excellent Endurance ‧Handy Treatment Requirement 2. Double Embossed Pattern ( Our SHANG YUNG PATENT )