HIGH QUALITY MATERIAL: 500pcs nails with shell are made of high quality ABS material.ABS is a green and eco-friendly material, which makes the nails durable, breathable, light and even no pressure on your own nails. Non-toxic, odorless, and harmless to your health. Perfect for your natural nails. Coffin Design: As strange as it may sound, there is a type that is fancier than the average square nail but with slender and longer fingers, this type of nail has become popular all over the world from Los Angeles and is known as "ballerina nails". Holds color well without separation or streaking. It is a must-have for fashion icons. VARIOUS SIZES AND PERFECT LENGTHS: The 500-Piece Acrylic Nail Tape Box offers 10 different sizes and 50 nails pre-numbered 0-9. So you can easily mark and track for more nails. Practical Application: Acrylic Nail Tape Box is perfect for nail salon, DIY home nail art. Great for weddings, proms, dates, for Halloween, Christmas, Valentine's Day and other holidays. Great gift for girlfriend, family and friends. Friends. EASY TO WORK: Natural acrylic nails are easy to trim, paint and apply and hold color well without separation or streaks. Pair it with paint and colorful accents and your nails will look more natural.