Material:Polyester,Knitting,Spring,Silicone Size:M,L,XL Suit for:Adult Applicable Scene:Fitness,Basketball,Volleyball,Cycling, Running and so on Features 1.3D WEAVING:Three-dimensional needle method one-piece molding,dense stitching,long- wearing without deformation,high elastic comfort,stable humerus,keeping knee stability during exercise 2.PRESSURIZATION:High-elastic breathable fabric,soft and comfortable to fit the skin,sweat-absorbent and breathable,non-squeaky,two-way elastic fabric,providing uninterrupted pressure Stable protection to relieve stress 3.Non-slip silicone strip,Breathable,Dynamic 3D lines,excellent workmanship Packing List 1 Piece * Sports Safety Elastic Kneepad Tips: Please allow 1-2cm measuring deviation due to manual measurement.Due to various monitors and lighting conditions, colors may be slightly different from listed photos.