Quality material: made of HPPE, nylon and spandex material, the arm protection sleeves are 15 times stronger than steel, the high performance polyethene makes it highly breathable, elastic, and lightweight, anti-cut, and comfortable to wear, helping to protect the forearms from mild burns and high temperatures | Multiple usage: the cut resistant sleeves can guard well your hands in many activities, such as welding, glass blowing, veterinarian work, martial arts, gardening, repairing, mechanic work and more | Level 5: the protection sleeves have 5 levels of cutting resistance, abrasion resistance and tear resistance, which can effectively protect human hands from being hurt by knives and other pointy things, providing heat and cut protection from the knuckles to your shoulders | User-friendly design: the arm protectors are designed in a shape and texture that comfortably fit for hand curves and allow you to freely move as usual, the U-shaped weaving method ensures the softness of the arm guard while effectively preventing cutting | Portable size: measuring 18 x 4.3 (L x W, the size is in inch) before stretching, the arm sleeve protector have average size that fits most people's arms, and fit right or left hands, comfortable to wear and have a fresh cool feeling on your arms, also washable and reusable