Personalised Coasters Whether you are adding a personal touch to your home or promoting a business – this personalised coaster set makes it all happen. With each order you get 4x coasters that come in 1x size, made with a high gloss top and feature a cork back to prevent sliding. High-gloss MDF topCork back to prevent sliding0.16" (0.4cm) thick 4 piece setOne size: 3.75" × 3.75" (9.5cm x 9.5cm)