... raw material, soft feeling, durable and tensile of its physical characteristic, 100% silicone, and heat-resisting, cold-resisting.2 Function ... up to 230F and down to -40F9 Flexible. Easy storage and easy release, Dishwasher safe for convenient and thorough cleaning.10 ... High qualities, approved by FDA, EEC, LFGB.11 OEM, ODM are welcome. beautiful and practical ...