This product is a set of four silicone trivet mats that can also be used as pot holders and hot pads. They are round in shape and come in a multicolor design. The trivet mats are heat resistant and non-slip, making them suitable for a variety of occasions. They should be hand washed only and do not require batteries. The product dimensions are 7.28" x 7.28" x 0.32" and it weighs 7 ounces. The item model number is 12345 and it is made of silicone. The product is manufactured in China.