Easy Glue Free Installation: Strong suction cups and metal washers attach quickly to any smooth glass, leaving no sticky residue perfect for renters and hassle free setup. Light Blocking Privacy Film: Thick pyramid textured foil blocks all light and outside views, ideal for shift workers, daycare providers, or anyone needing a dark, private space. Heat Reflecting Aluminum Foil: Silver coating reflects sunlight and reduces indoor heat, helping lower cooling costs while keeping your room comfortably cool during hot summer days. Durable & Reusable Design: Reinforced with gray stitched edges to prevent fraying, this thermal insulation film rolls up easily for storage and can be reapplied season after season. Versatile Window Shade: Perfect for home windows, RVs, car windshields, and camping tents just measure your glass before buying to enjoy privacy and temperature control anywhere. Description: This thermal insulation film offers a glue free installation with strong suction cups and metal washers that securely attach to any smooth glass surface in minutes, leaving no residue perfect for renters. Its thick pyramid textured foil provides complete blackout and privacy, ideal for shift workers, daycare providers, or anyone needing a dark environment. The silver aluminum foil reflects heat and blocks harsh sunlight, reducing indoor temperatures and cooling costs during summer. Reinforced with gray stitched edges to prevent fraying, this reusable curtain is easy to remove, roll up, and store for seasonal use. Versatile for home windows, RVs, car windshields, and camping tents measure your glass before purchase. Item Name: Insulation Film Material: Coated Cloth Features: Glue Free, Reusable, Light Blocking, Versatile Style: Modern And Simple Size Details: S, L: 50cm/19.69", W: 50cm/19.69" (Approx.) M, L: 30cm/11.81", W: 100cm/39.37" (Approx.) L, L: 40cm/15.75", W: 100cm/39.37" (Approx.) XL, L: 50cm/19.69", W: 100cm/39.37" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Thermal Insulation Film 4 x Suction Cups