The Straight Mineral File Expert 20 100/180 from Staleks is a professional tool ideal for una precise and long-lasting filing. Designed with high-quality materials, it offers two different grits (100 and 180) to shape and smooth nails with ease. The mineral surface ensures una uniform filing without damaging the struttura nail. Pack of 25 pieces, perfect for beauty centers and professional use, ensures hygiene and durability in tempo, making every treatment impeccable and refined.