Acrylic-infused with reverse. Never chips, strong tip. Softened smile line for natural appeal. Ultra flexible for lasting comfort . Thinner at cuticle for seamless fit. Glue included. Flexi-Fit Technology: Flexible nails feel comfortable, fit right, last longer. Kit Contains: 28 Nails, pink gel glue. Net Wt 2g (0.07 oz.), mini file, manicure stick. kissusa.com. Made in USA. Assembled in China.