1. Material: 100% natural PP, Food Grade 2. Size: 302*302*16mm 3. Unit Weight:350�±5g 4. Color:White, gray, red, yellow, light green, dark green, light blue, dark blue 5.Warranty:5Y Surface treatment:The floor is wide, thick and solid. treated with fine sand grains, excellent anti-skid performance,the edges and corners of the pattern are designed with a large arc without edges and corners, and the touch is soft to prevent chafing when you fall far Supporting system:A single floor up to 71 elastic supports, with good elasticity and safety. Main structure: Non-slip surface layer with 9 elastic connection system and elastic cushions,decomposes the stress of the surface and prevents the floor from warping and deforming during use. Stable system:the links are designed with spring buckles to prevent the floor from heat Expansion, contraction, fracture, drumming. Ambient temperature range: 70-40 Ball rebound rate 95% Coefficient of sliding friction: 0.6 Shock absorption: 23.4% vertical deformation: 1.2mm Slip resistance value (BPN20 ): 56 inflaming retarding: I Odor grade: 2