1.Customized color,shape and size 2.Heat resistance to 260 degree 3.High-quality, 100% silicone 4.SGS,ROHS, ... ,tastelessHeat-resisting ,safe for ovens, microwareUnbreakable easy to keep the shapeTo keep food or water fresh and away from dustWith good flexibility ... and toughness, and easy to clean Certificate SGS,ROHS ...