Product: 100 Pcs 100/180 Grit Rectangular Nail Files Key benefits Dual grit design speeds filing and reduces effort: 100 grit for quickly shaping acrylic and thick nails, 180 grit for refining natural nails and smoothing ridges. Durable, reusable, and washable construction provides longer service life and consistent performance. Large rectangular shape and 7.1 inch length give better control, improved reach, and a comfortable grip for precise filing. Product highlights Materials: sandpaper surface bonded to EVA and emery board core for resilience and reliable abrasion. Grits: doublesided 100/180 grit texture for coarse shaping and fine finishing in one tool. Size and shape: square rectangular file, 7.1 inches long, sized for salon use or athome nail care. Pack details: Size 100 Pcs 100/180 Grit Rectangular. Each package contains 12 doublesided nail files. Why you need these nail files Make nail shaping faster and neater by using the correct grit for the task instead of struggling with a single abrasive surface. Remove ridges and smooth nail surfaces before polish or enhancements to improve end results. Reduce waste and replacement frequency with washable, reusable files that hold up to regular professional or home use. Compatibility and typical uses Works on acrylic nails, gel extensions, false nails, natural fingernails, and toenails. Safe and effective for pet nail grooming when used carefully on cats and dogs. Practical scenarios Athome manicure: Use the 100 grit side to shape a set of freshly applied acrylics, then flip to 180 grit to refine edges and smooth the nail surface before polishing. Salon prep: Quickly reduce length and shape thick toenails with the coarse side, then finish with the fine side to create a smooth, salonready surface. Pet grooming: Lightly file pet nails to remove sharp tips and smooth edges after clipping, using gentle strokes with the fine grit. What sets these files apart Two grits in one file reduce the number of tools needed and streamline the filing process. Large rectangular format and 7.1 inch length deliver stable handling and better leverage for precise shaping. Constructed from quality sandpaper, EVA, and emery materials for balance between firmness and flexibility. Package use tips Rinse and air dry after use to extend life and maintain performance. Start with the coarse side for major shaping, then use the fine side to refine and smooth. Store flat to preserve the abrasive surface and prevent warping. This product is intended for nail shaping, grooming, and surface refinement across a wide range of nail types and settings, including salon professionals, athome users, and pet grooming applications.