1. **Material**: Imported high-performance polyethylene (HPPE), nylon, and spandex. 2. **Closure Method**: Slip-on style, preferably hand-washed. 3. **Set Contents**: You will receive 4 pairs of straight-tube style forearm protective sleeves in 4 different colors, including black, gray, blue, and beige. With a sufficient quantity and diverse styles, they are suitable for both men and women in different types of work. 4. **Protective Function**: These cut-resistant arm sleeves can effectively protect your arms from cuts, abrasions, high temperatures, and other injuries. The elastic sleeves can be adjusted by stretching to fit your forearms, helping to keep you safe in various activities. 5. **Flexible Material**: This wear-resistant sleeve is made of high-performance polyethylene (HPPE), nylon, and spandex materials. It offers both protection and comfort, with the characteristics of flexibility and breathability, suitable for the arms of men and women of different sizes. 6. **Color**: Multi-color. 7. **Packaging Contents**: 4 pairs of straight-tube style forearm protective sleeves in 4 different colors. 8. **Inclusion**: Only the above packaging contents are included, and no other products are provided. 9. **Precautions**: Light reflection and different displays may cause slight differences between the color of the items in the picture and the actual product. The allowable measurement error is ±1 - 3 cm.