SIMPLE OPERATION: Step 1: After preparation of natural nail, apply base coat and fiberglass strip. Step 2: Seal the fiber above and below with UV builder gel Step 3: Cure nails under UV/LED lamp for 1-2mins. Step 4: After few seconds, apply pinching clips to maintain the shape of the new extended nail. Remove pinching clips after 30 seconds. Step 5: Buffand smooth surface of nail and apply no wipe top coat which leaves the nail shiny, and helps with the durability of the nail! Features: Simple operation: Create consistent, narrow, and perfect nails in an easy step. 31 mm is perfect for long nails and thin nails, can be used with gel or acrylic tips and nails, shape the nails perfectly. 4 types of color for your choice, meet your different demands. It is a good tool for new beginners, and also suitable for professional use. Made of plastic material, durable in use. Specification: Item Type: Nail Extension Clips Material: Plastic Color: Transparent, Blue, Green, Orange (Optional) Item Size: Approx. 3.1 * 2 * 3 cm / 1.2 * 0.8 * 1.2 inch Package Weight: Approx. 14 g Package Include: 5 * Nail Extension Clips Note: 1. Color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 2. Please allow 0-1 cm error due to the manual measurement. Thanks for your understanding.