1)Neoprene Black: 3mm x 1200mm x 10 mtr - Hardness: 60-65 Density: 1.5 g cm3 Elongation at break: 300 2) Neoprene White : 3mm x 1200mm x 10 mtr - Hardness : 50-55 Density: 1.3-1.5 g cm3 Elongation at break : 500 3) Latex Sheet White : 3mm x 1200mm x 10 mtr - Hardness: 50-55 Density: 1.3-1.5 g cm3 Elongation at break: 600