Bpa-free silicone: all thermal mats are made of silicone. Can withstand high temperatures or temperatures from - 105f to 250F. Can be used for baking, barbecuing and cooking on the stovetop and microwave. Base plate set: round 20 (cm) cm in diameter. The dimensions of the two square silicone pot holders are 18 x 18 cm. Round and Square Silicone Kitchen Mats: Use our large silicone heat mat kit to treat hot plates, pots and pans using a pot holder made of two round silicone kitchen mats silicone and two square silicone honeycomb mats. Actual color may vary due to differences in lighting. Quality kitchen tools: Each large silicone pan has a corner hole for easy hanging. It can be used as a coaster, drying mat, can opener grip mat, spoon holder, garlic peeler and pot holder mat. Honeycomb design on the bottom of the kitchen: The innovative honeycomb pattern creates a non-slip surface to prevent water damage without absorbing odors or creating mold. Flexible and durable silicone potty mat: Our foldable potty holder kit is thicker than traditional kits. They are durable and flexible. These silicone pots are easy to store, wash and hang to dry easily.