Want to have a unique coaster just for you? Take a look at this custom non-slip coaster. Non-slip coaster coasters for all your drinkware! A set of coasters will not only add a beautiful and unique touch to your home decor, but they will also quickly become a necessary addition to your home. Shatterproof acrylic engraved coasters. Heat resistant up to 80 degrees. Wipe clean with a damp micro cloth.