The Edge Big 'C' Curve - Boxes of 50 Tips are vailable to order in sizes 1 to 10. The Edge tips are made of virgin ABS plastic and offer both strength and flexibility. Computer designed to the strictest requirements to suit a wide range of natural nail shapes you as a technician may be faced with. A minimum amount of blending is required for these tips. The Edge Big 'C' Curve give a glamorous look, they have a long gentle curve and are easy to blend.