Size: Large: 12 cm / 4.72 inches. Small diameter approximately 8.0 cm / 3.15 inchesQuantity: 10pcs, 20pcs Package includes: 10/20 pieces of anti-slip bathtub stickers 1.Practical non-slip sticker: The surface of the sticker has approximately tiny protrusions on each piece, which can prevent dangerous slips and falls in bathroom effectively. 2.More stickers and less slips:10/ 20 pieces of non slip adhesive stickers, covering more of your bathtub's surface than a typical bath mat does, offering a wider non-slip surface. 3.Durable material: Made from durable and good quality plastic for lasting use, bath stickers can adhere to most smooth and non-porous surfaces including glass, tile, fiberglass and some metals. 4.Enjoy happy bath time: Non slip stickers are designed according to the shape of the flowers; They are colorful, beautiful and elegant, which will bring more fun to your bathing experience. 5.Simple and convenient installation: Just peel off the backing paper and stick on the smooth surface, which costs just a few minutes; Attention: please clean the surface before installation by removing lipid and dirt.