Product Specification: Material: bamboo Round diameter: 15 cm 15 x 0.8cm Square size: 15 cm 15 x 0.8cm Scope of delivery: 2 x round trivets made of bamboo 2 x square bamboo trivets 1. Natural Bamboo The sturdy coaster is made of natural and fast growing bamboo odorless environmentally friendly no pollution. Bamboo has excellent heat resistance which ensures a long lifespan. 2. Hollow design The hollow pot coaster ensures faster heat dissipation simple and functional to protect tablecloths from burns. Hollow coaster mats made of bamboo with pretty wood grain bring life to your kitchen and dining room. 3. Non-slip trivet The four-part 2pcs round and 2pcs square bamboo pads have non-slip pads on the back so that they do not slide easily. It can also effectively prevent scratches on the countertop table top or other surfaces. 4. Easy to clean Wooden trivet easy to maintain and clean. Simply wipe the dirt off with a damp cloth or wash with mild soap and running water and then finally dry off with a cloth. 5. Practical helpers Bamboo coasters protect the dining table worktop and table tops from heat damage caused by hot dishes soup pots plates or pans. Perfect for kitchen placemats bowl mats plate mats potholders coasters placemats etc.