Feature: 1. Signal sided self-adhesive sticker, easy adhesion and simple to use. 2. Thickened stickers, bright color, non-reflective, waterproof, no fading. 3. Provide a simple and efficient background design for your aquarium with an attractive theme. 4. Made of high quality PVC material, non-toxic, no odor, no water stains. 5. A DIY sticker that allows you to cut it to fit the size of your tank. Specification: Item Type: Sticker Condition: 100% Brand New Color: As Shown Material: PVC Size: 61 x 30cm / 61 x 40cm / 76 x 46cm / 91 x 50cm / 122 x 46cm (Optional) Size 1: Approx. 61 x 30cm / 24.0 x 11.8in Size 2: Approx. 61 x 40cm / 24.0 x 15.7in Size 3: Approx. 76 x 46cm / 29.9 x 18.1in Size 4: Approx. 91 x 50cm / 35.8 x 19.7in Size 5: Approx. 122 x 46cm / 48.0 x 18.1in Paste Method: 1. Wipe the glass surface on the back of the aquarium, add a little detergent to the water (to reduce the viscosity of the glue), spray on the glass surface (do not spray a lot), or wipe with a damp cloth.