FOOD GRADE SILICONE: Ice cream molds is made of high quality, food-grade silicone, the surface is so smooth. The product comes right out of the molds without issue. APPLICABLE SCOPE: good quality, which is nontoxic and innocuous, our popsicle maker is dishwasher, microwave, steamer, freezer (-40F or -40C) and oven safe (up to 446F or 230C) EASY TO CLEAN: Non-stick surface handling will release food without a struggle. Special push up design can reduce the chance of spills and the cute shapes will bring more fun to your family. High quality silicone lid can keep the ice pop clean, melt slowly and keeps ice pop from absorbing freezer odors. Stackable design can save the space in the freezer. Best gift for both adults and kids. MULTI-USE: Not only for making different foods, ice cream, popsicle, jello, cakesicles, a typical candy bar, breastmilk, brioches and savory cakes on a stick etc. Also, The size just nice for little kid (portion control!); yogurt, pudding, pureed fruit, protein SERVICE: If you have any problem with oval silicon ice cream molds and lids, just contact us .