PRODUCT DESCRIPTION: Heart nail charms is in a clear state under normal conditions, but the color of heart nail jewelry will change to orange, pink, blue or rose when you are in the sun or when it is exposed to uv lights. Unique designs create dazzling nail art. <br><br> Safety Material: Heart rhinestones are made of safe environmentally friendly materials. Does not cause any damage to the skin, even sensitive skin, also safe to use. <br><br> Easy to Use: 3D heart nail jewelry are very suitable for professionals or beginners. Heart nail charm perfect for natural or artificial nails. And can be combined with all UV gel nail polish, DIP powder, and all nail powder. <br><br> Wide Use: These 3d acrylic heart for nails are perfect for DIY nail decoration for spring summer or wedding party. They can also be used to decorate phones, tablets, resin crafts and other items you want to decorate! <br><br> Package Contents: About 120 pcs heart nail jewelry. (Pink: 30 pcs, Blue: 30 pcs, Rose red: 30 pcs, Orange: 30 pcs.)