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. Suitable for Many Surfaces: The self-adhesive mailbox and house number decals can be applied to any hard, dry, smooth, clean surfaces such as mailboxes, windows, doors, cars, homes, or businesses—any rigid, smooth surface you choose. Long-Life Usage: These mailbox decal stickers are made of durable material, waterproof, weather-resistant, and UV-resistant, ensuring long-term use for both indoor and outdoor applications. Easy to Apply: 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; place it on the desired surface; then carefully remove the tape from the front of the decal, leaving the graphics in place. Applications: These numbers can be applied to any smooth, clean, and dry surfaces. Ideal for use as markings or signs on mailboxes, doors, streets, outdoor signage, vehicle decoration, and more. Notice: 1. Actual color may vary slightly from the image due to different monitor settings and lighting conditions. 2. Please allow 1–3 cm deviation due to manual measurement. Specification: Size Options: 2 inch / 3 inch / 4 inch Weight: 5g / 12g / 18g Sheet Size: 19.1x14cm / 25.7x19.5cm / 30.7x24cm Package List: 1 x Reflective Number Sticker