1:100%silicone,eco-friendly,non-toxic. 2:useful,durable,convenient. 3:soft and comfortable. China ice cube tray|cube molding trays|fashion silicone ice cube tray1.Made of high quality food grade silicone material with FDA & SGS & LFGB certificate.2.Temperature range from -40 to 230 centigrade degree.3.Tasteless, Nontoxic,Anti-dust,Non-stiking,Impermeable,and Easy to wash.4.Safe to use in ovens, ...