Rio UV Nails Accessory Kit This Rio UV Nails Gel Extension kit uses a specially formulated gel which reacts with UV light to create very strong, natural looking nail extensions, while your natural nails grow freely underneath. It can be used without extension tips to create a strong protective layer, promoting longer and more durable nails that won't split or peel. The high gloss finish also prolongs the life of the polish for less chipping. With the right maintenance and aftercare, UV Nails Extensions can last for months and months. Kit includes 100 tips. Strong, beautiful nails which last Suitable for hands and feet.