Silicone rubber, 1 kg including hardener For making your own candle moulds or relief moulds. Suitable for copying models in wax, wood, plaster, clay etc., including ones with undercuts. With instructions. Hardness, Shore A: 23 +/-3 Trop time: approx. 30 min Durability: 12 months Harmful if swallowed Causes skin irritation Causes serious eye damage May cause damage to organs through prolonged or repeated exposure Toxic to aquatic life with long lasting effects |