SAFE MATERIAL - Using food grade silicone, low temperature resistance, high temperature resistance, heat insulation and health.^ THICK DESIGN - thickness up to 0.63 inches, in a real sense to achieve heat insulation function, protect the desktop.^ HEAT RESISTANT - Temperature range -40°F to 428°F, safe for ovens, microwave ovens, dishwashers and freezers.^ 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.^ 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.