Interlock Our products 10*20 parquet 20*20 square pistol Shape of the letter I sea waves Otaka Uni Rumba share Decorative netting (ant nest) Technical specifications: Density kg/m3 2100 fracture stress From 250 kg/cm2 to 550 kg/cm2 according to the required specifications absorption It does not exceed 6% The wilderness Not exceeding 3 mm (M.Q.M 4382) colors