SKL Hippo Chalkboard Wall Sticker Decal for Nursery Kids Room (23.6"x35.4") Several chalks are included Easy to apply, just peel and stick Well packed, never crease during delivery Sheet size available in 17.7"x23.6" and 23.6"x35.4" Waterproof, no sticky residue, easy to care, fun to use, will last for years