Are you still worried about the windows being hit by birds? This glass anti-collision window sticker will solve this trouble for you.
There are two reasons to choose them.

1. Add charm to the window:
Different beautiful butterfly shapes will serve as beautiful decorations.
These butterfly shape clings are double side printed which are visible both from outside and inside, bring different colors to your life.
2. Prevent birds and people strikes on window glass and glass doors.
It is made of the specially designed reflective material, as glowing warning sign for birds.
Apply the anti collision stickers to the inside surface of the window, do no need adhesive, using on glass panels, patio doors or bay windows to help prevent bird strikes on window glass.

Warm note:
When you attach the 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 Using steps
Step 1: clean the window with a duster.
Step 2: spray a mist of water on the glass.
Step 3: peel the anti-collision window cling and place it on the window where you like.
Step 4: remove the bubbles.
Specifications:
Colors: transparent matte
Each butterfly size: approx. 10 - 12 cm/ 3.9 x 4.7 inches
Package includes:
36 pieces butterfly shape Window clings