HPPE, nylon and imported Zipper closure, hand wash only What you get: You will receive 16 pairs of arm protection sleeves in straight styles of 4 different colors, including black, gray, blue and beige, sufficient quantity and different styles for men and women to do different kinds of work Protective function: Our cut-resistant arm sleeves can effectively protect arms from cuts, abrasions, heat, etc.; Elastic protective sleeves can fit your arms with a stretchy fit, keeping you safe in various activities Flexible Material: The anti-abrasion sleeves, made of HPPE, nylon and materials, are both protective and comfortable, with flexible and breathable features, which are suitable for different arm sizes of women and Material: HPPE Color: Multicolor Package Contents: 16 Pairs x Arm Protectors in Straight Styles of 4 Different Colors Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little