Adequate package: you will get 20 pieces of reusable nail design extension forms, including 20 x nail forms, adequate enough to meet your demands, you can share with your families and friends Firm and durable: our nail design extension forms are made of plastic and metal material, durable and sturdy to use, not easy to rust or break, available for multiple times of usages Flexible to apply: our guide protector nail tips are flexible and adjustable, fit for most nails of different size, reusable and portable, the storage box helps you to store and carry, no need to worry about losing Accurate guide: each acrylic UV gel protector nail form contains clearly mark lines which can provide accurate guide for you to make exquisite and fine nails, bring convenience to your nail design process Versatile occasions: our nail design extension forms are designed in curved shape, easy to tie and fix on your fingers,