Calgel is a unique formulation that is flexible and durable its a gel system that is cured under the uv lamp that will strengthen and protect the natural nail calgel is designed for natural nails but you create length by adding a sculpture with clear calgel or nail tips colour calgel often referred to as the everlasting polish offers you perfectly groomed nails that wont chip or wear away which is great for toe nails too calgel has been thoroughly tried and tested by many profe