Mason The Mason Laser engraved designs on Slate Coasters and Placemats. Geeky designs to subtly show off in your home. Add to basket Add to Wishlist Compare Character Sheet Place-mat – Set of 2 £30.00 Quick View Add to basket Add to Wishlist Compare Slate D&D Phrase Coasters £15.00 Quick View Add to basket Add to Wishlist Compare Slate D20 Coasters – Set of 4 £15.00 Quick View Add to basket Add to Wishlist Compare Slate Dice Coasters – Pack of 6 £20.00 Quick View Add to basket Add to Wishlist Compare Slate Stat Block Coasters – Set of 6 £20.00 Quick View