✪【Size】The size of our fish tank background decoration poster is 61*30cm, and the size is moderate. Please measure the size you need before buying. ✪【Material】Our fish tank background decorative posters are made of high-quality PVC material, which is environmentally friendly, colorful, safe, non-toxic and tasteless. ✪【Application】Our posters can be used to decorate fish tanks or aquariums, which can play a decorative role and enhance the beauty of the fish tank. ✪【Easy To Use】Our fish tank background decorative poster adopts self-adhesive design, which is easy to use. It can be easily attached to the fish tank without additional adhesive, and it is easy to peel off. ✪【Unique Design】Our decorative posters are printed with colorful corals, reefs, etc., which are realistic and three-dimensional. Fish Tank Poster Coral Aquarium Background Underwater Poster Tank Background Stickers for Fish Tank