Mark everyday items for easy identification by touch, and make your workplace more efficient and your daily life easier and more enjoyable! Bump Dots are a great way to tactually mark appliances, computer keyboards, TVs and remote controls, telephones, copiers, printers, etc. Use them at home or in the office for marking a countless variety of items. Made of durable soft plastic with a rounded top, these smooth, raised tactile dots have a self-adhesive backing for fast, easy application on most hard, clean surfaces (plastic, metal, etc.) Adhesive will not damage the product's surface. This Mixed Bump Dots Set Includes: - 30 Small, round w/rounded top, orange-red - 0.25 in. diameter - 30 Medium, round w/rounded top, orange-red - 0.3125 in. (5/16 in.) diameter - 20 Large, round w/rounded top, orange - 0.44 in. (approx. 7/16 in.) diameter Note: Dots come mounted on cards (one card for each size) for easier use, tracking and storage.)