Help birds see your windows windows can look like open sky or leafy escape routes to birds, which is why glass collisions are such a common garden hazard. Birdsticker window silhouette stickers help reduce this risk by breaking up reflections and making glass appear as an obstacle to birds. Uv-reflective protection these clever bird window stickers feature a special uv-reflective layer. They remain subtle and almost invisible to the human eye, so your view stays beautifully clear, while birds can detect them more easily in the light. Long-lasting and discreet designed for outdoor use, the stickers are highly durable and made to last for years, even with regular window cleaning. Once applied, they provide ongoing protection without turning your windows into a noticeboard for passing wildlife. Best results across the glass apply several stickers across each window to help break up reflections more effectively.