Features: Visible at Night - Made of high-quality reflective material, these number stickers shine when exposed to light, even in fog and rainstorms. The reflective surface is bright and easy to spot in the dark. Adhesive for Multiple Surfaces: These self-adhesive mailbox and house number decals can be applied to any hard, dry, smooth, clean surface such as mailboxes, windows, doors, cars, homes, or businessesany rigid, smooth surface you choose. Durable Performance: These mailbox decal stickers are made from quality materials, waterproof, weather-resistant, and UV resistant, ensuring long-term use for both indoor and outdoor applications. Easy Application: The reflective house and mailbox number stickers come with a paper backing and application tape on the front. Simply peel off the paper backing, leaving the numbers adhered to the application tape; position it on your desired surface; then carefully remove the tape, leaving the graphics in place. Versatile Use: These numbers can be applied to any smooth, clean, and dry surfaces, suitable for use as markers or signs on mailboxes, doors, streets, outdoor signage, vehicle decorations, and more. Note: 1. Actual color may vary slightly from the image due to different monitor settings and lighting conditions. 2. Please allow 13 cm deviation due to manual measurement. Specifications: Size: 2 inch / 3 inch / 4 inch Weight: 5g / 12g / 18g Sheet Size: 19.1 x 14 cm / 25.7 x 19.5 cm / 30.7 x 24 cm Package List: 1 x Reflective Number Sticker