The Edge Natural Competition Nail Tips - Boxes of 50 Tips are available to order in sizes 1 to 10. Flexible, strong and extremely durable this easy to use tip is completely well-less with a perfectly shaped smile line. No blending required. 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.