The 321Pcs Christmas Window Clings are snowflake-shaped decorations designed for indoor use during the Winter & Christmas season. These window decals come in a variety pack with 9 sheets, each featuring different sized snowflakes. The clings are made of paper and PVC materials, and they are reusable and non-sticky, making them easy to remove and reposition on glass surfaces. With dimensions of 7.8 x 11.8 inches, these window decorations add a festive touch to any room during the holiday season.