[LARGE MAILBOX STICKY NUMBERS]: With premium reflective vinyl material, these number stickers will shine bright when light hits them even during haze and rainstorms. The reflection is bright and easy to spot in the dark. Let you, your friends, neighbor, postman, delivery driver, and emergency secure to find your house without effort. [VINYL NUMBERS SELF ADHESIVE]: Our vinyl numbers sticker are made for outdoor use, reliable and strong, not easy to break or deform, and the printed numbers are not easy to fade. Resists cracking in cold weather, extreme heat and rain. With strong adhesion, the number stickers can last up to 4 years for outside use. Masking tape is high quality, which can easily be torn by hand and will not leave . [REFLECTIVE NUMBERS STICKER SIZE]: 4 Sets different colors stickers (2 x 4 Inch/5.5x10.5cm) of numbers 0-9 a total of 40 pcs. Enough quantity to meet your daily needs. [SIMPLE INSTALLATION PROCESS]: These vinyl decal papers can be attached to many hard, dry, flat and clean surfaces, such as metal, plastic, glass, wood, surface, etc. Remember to wipe and clean the black layer of the required decal, and then tear it off from the front side of the sticker, finally paste it gently to the desired position to finish the process [MULTI APPLICATIONS]: These reflective digital and letters stickers are practical gifts to your family or friends, especially for housewarming; The waterproof digital decals are well designed for home, office and business application, very suitable for mailboxes, window, doors, walls, trucks and other indoor and outdoor uses.