This product is made of high quality plastic material, which is safe, non-toxic and durable. 14 holes are enough quantity to meet your basic needs, practical to use. It can help you store grinding heads, preventing it getting dirty or lose. Features: 1. Made of high quality plastic material, which is safe, non-toxic and durable. 2. 14 holes storage box, it can meet your basic needs, practical to use. 3. Patented concealed button design, safer and more convenient. 4. Groove design, storage grinding head is more stable, it can help you store grinding heads, preventing it getting dirty or lose. 5. Suitable for professional use or home use. 6. Available in two colors to meet diverse needs. Specification: Item Type: Nail Drill Bit Box Material: Plastic Optional Color: Transparent, Pink Item Size: 10 * 7.5 * 1.3cm / 3.9 * 3.0 * 0.5inch Package Weight: Approx. 27g Package List: 1 * Nail Drill Bit Box