What you can get: the package contains 9 piecesenough quantity can meet your different needs, attractive design can provide vivid feeling for your home window decoration Easy to use: first, clean the window with a rag; Second, spray a mist of water on the glass; Third, peel the anti-collision window from the vinyl adhesive and place it on the window in the design of your choice; Finally, remove the bubbles Double-sided printed design: these anti-collision window decals are printed on both sides, which are visible from outside and inside, reversible as pretty decorations ; Simply place these glazings on the inner surface of the window to complete the job, do not need adhesive, give you a good using experience Wide range of uses: these anti -collision are good for avoiding birds and people hitting the windows, practical tools in daily life; Each decal is approx. 20 x 30 cm, suitable size for use on glass panels, sliding patio glass doors or bay windows Safe to use: These window decals are made of self-adhesive vinyl, a material reliable, not easy to fade, you can remove these window decals anytime and reuse them year after year, won't leave any residue on the glass as they are static