Specifications Item Model Number: HRD-XJD6614-12W Area: 48 SQFT Set Quantity: 12 pcs Thickness: 0.56 in Dimensions: 25 x 25 in (per pcs), with 2 Toothed Edges + 2 Straight Edges Color: Black with White Dots Main Material: Top Layer: Rubber, 2 mm (Synthetic Rubber + 5% EPDM Granules), Bottom Layer: PE, 12 mm Product Weight: 13.2 kg / 29.10 lbs Product Dimensions: 25 x 25 x 0.56 in / 635 x 635 x 14 mm Package Content 1 x Instruction Manual