1.100% food grade silicone material 2.Any colour viable 3.temperture range:-40 ... orderacceptablefeatures:1.100% food grade silicone with FDA & LFGB approved2. Temperature: -40~230 centigrade3. Safe for dishware,microware, oven, freezer, ... request9. Different colors, sizes & styles are available10. Customer's design are welcome11. OEM welcome12. Reasonable price, high quality silicone cup lid