7-IN-1 Building Gel for Nails: Achieve the perfect salon-grade nails at home with Nicedeco Builder Base gel polish. Suitable for building apex, nail extension, nail strengthener, enhancing, sealing nail art, cover unevenness, rhinestone gel. It is perfect for nail art DIY and nail salon., Safe and Non-Toxic Formula: Our building gel polish is HEMA free, TPO free, making it gentler and safer for your nails. With our non-toxic formula, you can achieve beautiful nails without worrying., Quick and Easy Application: : Get salon-grade nails in half the time with Nicedeco quick and easy application process. Simply brush on, expand, sculpt as desired, and cure for 1-2 minutes with LED U V nail lamp., Long-Lasting Shine: Enjoy perfectly shiny nails that last for up to 28 days with Nicedeco Builder Nail Gel. Non-chipping, non-peeling, and non-cracking, it's perfect for a long-lasting manicure., Precautions for Safe Use: It's recommended to do a skin test 24 hours before using the product. Discontinue use if you experience discomfort. Enjoy an amazing, long-lasting manicure without compromise.