1. Composite Acrylic Sheet Our windowsill protector is made of an 8mm thick PVC foam board with a gloss acrylic film surface, resistant to water and oil, and easy to clean. If the underside does not overhang, it has loadbearing capacity and is less prone to deformation or cracking. 2. Acrylic Windowsill Cover The windowsill cover is made of acrylic composite material, which is sturdy, loadbearing, waterproof, and easy to clean. 3. Easy to Install Quick and simple installation. Use sealant, construction adhesive, or glass glue to secure the installation. (Adhesive not included) 4. Multifunctional Use The windowsill edge seal is suitable for concrete/metal/cement/tile windowsills. Commonly used in doors and windows of houses, offices, hotels, restaurants, bedrooms, kitchens, living rooms, bathrooms, balconies, porches, dormitories, attics, apartments, villas, schools, garages, etc.