Attention: 1: do not put in high temperature places, especially near the source of fire, lest products soften, deformation. 2:Please avoid sun exposure as much as possible. 3: do not contact with corrosive chemicals to avoid corrosion. 4: do not use steel balls or sharp objects to wipe, so as not to cause scratches. Please do not be used as toys for children. Wash them with clean water in time.