... cover 1.have ready-made mold. 2.100% silicone,pass FDA,ROHS certificate 3.low price, ... time100% silicone rubber, non-toxic,harmless,eco-friendlyfor tea cup packing1pcs/little opp bag ,100pcs/OPP bag ... days ,mass production within 20 daysFeatures:1.100%manufacturer with more than 10 years' experience2. ... materials are 100% silicone rubber, non-toxic,harmless,eco-friendly3 ...