The window sticker is beautiful and the appearance is simple, which can decorate the windows and protect the birds, ensuring the sticker practicality and popularity with customers. This sticker is easy to use and has appeared elegant and stylish. Features -Color:As Shown-Material:PVC-Size:10.70X6.50X0.10cm/4.21X2.55X0.04in(cloud shaped window cling)-These stickers can help birds identify the glass and reduce bird collisions. Protect birds effectively.- You can also put them on glass doors to remind people and pets not to bump into them.- Simply place these window clings onto the window's inside surface for finishing the work, do not need adhesive, give you good using experience.- They can be used inside and outside your windows. Meet your different needs, very convenient to use.- Just peel off the back and apply it to the glass window. No glue is needed. Removable and practical.Packing list: 1 x sheet of cloud shaped window cling1 x sheet of flower shaped window cling1 x sheet of heart shaped window cling