What you will receive: come with 40 pieces electrostatic window clings with 20 different types of butterflies, enough quantity can meet your daily life different needs; Each anti-collision window cling measures approx. 3.93 x 4.72 inch, suitable size to decorate Convenient to assemble: first, clean the window with a duster; Second, spray a mist of water on the glass; Third, peel the anti-collision window cling from the vinyl backing and place it on the window in any design you like; Finally, remove the bubbles, easy to use and give you good experience Double sided printed: these anti-collision window decals are butterfly shape and brightly colored on both sides, vivid and life like, which are visible from outside and inside, reversible as nice decorations; Simply place these flower clings onto the window's inside surface for finishing the work, do not need adhesive Reliable Material: these butterfly window stickers are made of self-adhesive vinyl, non-toxic, no bad smell and safe, you can remove these window decals anytime and reuse them next year, they don’t leave any residue on the glass as they are static Note: when you attach the butterfly window clings to the glass, make sure that the distance between them is not more than 6 inches, so as to maximize the effectiveness of preventing birds strike on windows; Suitable for sticking on glass panels, patio sliding glass doors, veranda doors or bay windows, can act like mirrors with the sun rays reflection ASIN B08DRGJCZ9 Color Multicolor Shape Irregular Theme Bird,Birds,Butterflies,Butterfly,People Pattern Insects Item Form Sheet Brand Name Outus Unit Count 40.0 Count Finish Type Powder Coated Item Weight 0.19 Pounds Reusability Single Use Animal Theme Butterfly Manufacturer Outus Material Type Vinyl Product Style Eclectic Item Dimensions 6.57 x 5.04 x 0.59 inches Number of Items 40 Number of Pieces 40 Subject Character Bird,Butterfly Additional Features Reusable Indoor Outdoor Usage Indoor Age Range Description Adult Embellishment Feature Yes Item Dimensions L x W 6.57 L x 5.04 W Surface Recommendation Window Water Resistance Level Not Water Resistant Manufacturer Part Number Outus-W-stickers-1008 Recommended Uses For Product Window