The Coasters is made from 100% real wood & marble Stone. Since the product is made from natural stone, the texture of stone varies from piece to piece.The Rakhi are made from premium kundan with Modern & Minimalist Designs.anti-slip, resistance and wear , not easy to be damaged, good using experience.use ourdoors and indoors Perfect for the patio! , home parties , cocktail parties. Won`t be damaged by water or sun exposure. 4" L x 4" W x 0.4" H