1. Material: cotton + PET / ABS
2. Unlock mode: one key to unlock
3. Cotton material, warm touch
4. Plastic needle tough and durable not stabbing
5. No marks without needles, use more at ease
6. Range of application: quilts, socks, four-piece suits, clothes
7. Size: plastic needle model: 2.3x3cm, cloth needle model: 2.8x3cm
8. Weight: about 7g