Dust Shield: Not only can it be used to open cans, but it can also effectively prevent dust and bugs from entering the can, allowing you to take a sip or leave the can with something to do. Protects Nails: No more sore fingers or broken nails. Protect your nails with a can opener and quickly and easily put caps on your beverage bottles. Fits Multiple Cans of All Sizes: Fits any standard aluminum can 6 oz, 8 oz, 12 oz or 16 oz. Perfect for picnics, backyard barbecues, camping, cookouts, or family and friends gatherings. Small and portable. DURABLE MATERIAL: Those easy can openers are made of high-quality plastic, durable to use. It can also be used as a drink barricade to cover and protect your drink from insects and dirt. EASY TO USE: Simply slide it onto the tab until it locks, lift to open the jar, and twist it to cover the opening. The whole process takes less than 2 seconds It is so intuitive to use that even a child can pick it up in no time. 6 pieces in different colors