What you will get: You will receive 20 butterfly sticker pieces in 20 different styles. Each butterfly window sticker offers a colorful and vibrant design for your home window decoration Appropriate size for butterfly clips: Each butterfly window holder measures approximately 5.5 x 6.7 inches (14 x 17 cm), which is suitable for use on window panes, patio doors or bay windows to prevent birds from hitting the windows Printed on both sides: On both sides there are anti-collision window clips in light colors which are visible from outside and inside. Just place these butterfly clamps inside the window to finish the job. No need for glue Practical and reusable: Step 1: Clean the window with a duster. 2nd step: Spray a water mist on the glass. Step 3, Peel the butterfly window brackets off the vinyl backing and place them on the window in any design. If you want to rearrange it, just peel it off and move it Soothing material: Anti-Collision Window Stickers are made from high quality non-stick vinyl film with durable, non-toxic and odorless double-sided printing 20 pieces Butterfly Window Hangs Anti-Collision Window Hangs Decals at Avoid Birds Impact on Windows Non-Adhesive Vinyl Sticks Butterfly Decor Stick Stickers Specifications: Size: 5.5 x 6.7 inches Material: non-adhesive vinyl Protective and aesthetic window stickers: Butterfly clips are printed on both sides so that the beautiful quot; butterflies quot; are clearly visible from outside and inside. This not only makes it a protection against windows and birds, but also a great decoration. Apply to: These window clips work well on glass, patio doors or bay windows to prevent a bird from hitting the glass. Simply attach the butterfly stickers to the inside surface of the window and no glue is required. How to use: Step 1: Clean the glass with a duster. Step 2: Spray a water mist on the glass. Step 3: Peel the butterfly window off the foil and place it on the window in any design. Package content: 20 x Butterfly Anti-Collision- Window sticks