Size Silicone Resin Mould - They keep your books or movies, magazines, , arranged vertically so your books won't tip over easily, keeping your shelves and bookcases tidy. CUTE PERSONALIZED BOOKENDS - They are attractive and displays and you can make one-of-a-kind book stoppers to add character and to any bookshelf. The unique quarter circle allows you to easily make bookends, preserve wedding , reflect the natural texture, and provide a simple, generous and thoughtful gift for your friends or family. Durable and Safe Material - These epoxy mold silicones are made of silicone material with excellent elasticity, excellent high tear strength, very flexible and durable, they are safe, odorless and easy to clean with warm soapy water . It is highly recommended to cast resin in layers when using size resin molds. Different Uses - The finished bookends are both a bookshelf and a stylish setting, which can be used for decoration, taking pictures, and can be placed in your study, living room, office. These epoxy mold silicones are compatible with many casting materials, especially epoxies, casting resins, but not coating resins. Colour: transparent white Material: silicone Package Contents: 2 x Silicone molds Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.