... -friendly silicone lid for mug, bottles, cups 4. Odorless & Unbreakable Durable Silicone Lid for Cups:1) Made of 100% food grade ... : safe to human's body, odorless, eco-friendly. Unbreakable, more durable, easy to keep its shape.3) Convenient for microwaving, heating ... .4) Temperature Range: -40ºC to + 230 ºC5) Safe to use in ovens, microwave, dishwasher and freezer.6) Manufacturing according to ...