First of all, the ice lattice mold made of silica gel belongs to addition liquid silica gel, which is a food-grade silica gel raw material and non-toxic ~ ~! ! Second, silica gel is resistant to high temperature, and boiling water with anti-virus temperature 100℃ is enough, and scalding with hot water is feasible ~! ! As for the smell of silica gel on the mold ~! ! Silica gel products are more or less a bit, which can eliminate odor to the greatest extent when placed in a cool and ventilated place ~! You can also look at this gb.szrl.net, which contains a lot of knowledge about silica gel, which may help you!