Thirstystone Stone Coasters - set of 3

Thirstystone stone coasters. Heavy. Primary Material: Stoneware Set of 3 designs: -Colourful abstract diamonds -Fruit of the Spirit Pineapple -Cactus drawings Finished with cork backing for scratch-free tables Designs printed in full colour with fade-resistant ink DIMENSIONS 4" x 4" Choose from marble, sandstone, travertine, and limestone CONDITION: Good used. No damage / fault / crack. Edges have signs of use but not sure if it's part of manufacturing fault or not, see last pics.