Made of felt material with good flexibility and water absorption. It is lightweight, strong, thermally insulated, dirt resistant.More than just a simple tabletop coaster, you can combine it into any shape and size to use as a placemat, pot pad or vase cushion. It is a good choice for home and dining.It can be widely used in coffee shops, bars, hotels, restaurants, households, etc., such as cups, bowls, plates, pots, vases, etc.Specification:Material: FeltShape: HexagonTotal Size: 13 x 11.5 x 3mm / 0.51" x 0.45" x 0.12"(L*W*T)Package Content: 4pcs x Felt Coasters