1. Healthy and environmentally friendly materials, durable
2. Applicable to the original car seat belt 2.1cm insert
3. Easy to install and versatile
4. Material: ABS+steel
5. Size: 28x40x46mm
6. Weight: 23cm: about 175g, 26cm: about 176g, 29cm: about 177g, 36cm: about 180g