PREVENT BIRD STRIKES - Help prevent birds from flying into windows with these decorative hummingbird anti-collision window clings. INSIDE AND OUT - Each design is printed double-sided using an innovative printing process, enhancing the view from both inside and outside your windows. UNIQUE DESIGN - Each cling features a unique pattern and is slightly translucent to catch the light. Each piece measures approximately 16cm x 10cm. NO MESS APPLICATION - Static cling technology requires no adhesive—just a fine mist of water for application. Leaves no residue and allows for easy repositioning. Clings can be removed, reused, and repositioned multiple times without damaging windows. EASY TO USE - Step 1: Clean the window surface. Step 2: Lightly mist the glass with water. Step 3: Peel the hummingbird window cling from the backing and place it on the window in your desired arrangement. Reposition as needed. Color: Multicolor Material: PVC Package Contents: 2 sheets (4 per sheet) x Hummingbird Anti-Collision Window Clings Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.