1.SAFE MATERIAL - Using food grade silicone, low temperature resistance, high temperature resistance, heat insulation and health. 2.THICK DESIGN - thickness up to 0.63 inches, in a real sense to achieve heat insulation function, protect the desktop. 3.HEAT RESISTANT - Temperature range -40F to 428F, safe for ovens, microwave ovens, dishwashers and freezers. 4.SCOPE OF APPLICATION - Used in home kitchen,dining room,pot mat,table mat,plate mat,Kitchen tools,Multifunctional and convenient. It can be unfolded and disassembled, easy to carry. It will be your best companion for picnics and meals. 5.SAVE SPACE - Trivets in compact design and save space for storage; It can be folded, expanded and disassemble. Expanding size: 8.7*8.7*0.63inches, Folding Size:3.5*1.4*0.6inches.