[Foam Ceiling] This 3D foam ceiling tiles comes with adhesive backing, easy to install, just peel off the backing paper, no special tools needed, transform the white flat ceiling, 3D embossing gives you a new visual experience[Function] This self adhesive ceiling tiles are lightweight and soft, the waterproof surface doesn't leave stains, easy to clean and can be used to transform dirty ceilings[Size] This drop ceiling panels is 13.8 inches x 13.8 inches, one pack contains 16 pieces, covering an area of about 21 square feet, you can cut it to the size you need[] This peel and stick ceiling tile is made of high-density acoustic foam with good resilience, more resilient than ceiling tiles, not easy to break and not easy to fall off[Use] This 3D embossed peel and stick ceiling tiles can be used on all kinds of smooth and dry surfaces, ceilings, sofa backdrops, TV walls, bedroom walls