Silicone folding up cup 1,100% food grade silicone with FDA,SGS and LFGB approvals. 2,temperature range:-40 to 280 Certigrad. 1,100% food grade silicone with FDA,SGS and LFGB approvals.2,temperature range:-40 to 280 Certigrad.3,Available in any color .4,According clients sample or drawing to produce is available.5,High welcome to contact if here is any items interested you.6,Save to use in oven, ...