Product Description Specifications: Material: mainly polyester and spandex Color: Skin, White, Gray, Black Package includes: 4 Pairs Protective Arm Sleeve Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Sufficient Quantity: you will receive 4 pairs of arm protectors for thin skin in total, which can effectively keep sensitive and thin skin from tears, bruises and abrasions, while providing a comfortable wearing experience; Enough quantity can easily meet your daily use and replacement Breathable Materials: our arm sleeves are made of protective blend of non latex chitosan, rayon, nylon, cotton and spandex, safe and breathable, soft and comfortable, offering effective protection to arms and wrists; In addition, thin skin breathable covering fabric blend will keep you cool in the summer and warm in the winter Considering Thumb Opening Design: thin skin arm protectors adopt a thumb opening design, which allows you to move at will, while providing protection for sensitive skin, wounds and other skin issues Ideal for: sleeves for arms have a thin breathable protection layer to cover up bruises, cuts and wounds, which are ideal and practical supplies for sensitive thin skin, post operation care and more Universal Size: these arm protectors are flexible and comfortable to wear, which can well fit your arm and adapt to most men and women, so you no longer need to worry about the size problem, and they will not easily roll or shift when you move around.