*Set of square Dual Forms: Short Square, Salon Square, Arched Square, 1pcs*14sizes • Improved architecture for creating stronger, more natural-looking nail extensions • Smart plastic technology: thicker at the free edge for stability and thinner in the cuticle area for greater flexibility and a more comfortable fit • Extended size range with 14 sizes, including extra-small and extra-large options for a precise fit on any nail plate • Suitable for nail extensions, strengthening, and corrections using builder gel, liquid gel, poly gel, and acrylic gel • Ideal for both salon shapes and extreme nail sculpting • Transparent material allows full control over product placement and curing • Practical length markings help create consistent extensions with precision • Significantly reduces filing time and speeds up the extension process • Easy to use for both professionals and beginners • Contents: 42 Nail Forms (Short Square, Salon Square, Arched Square)— 1 piece of each shape in all 14 sizes • Reusable multiple times with proper care