(L) 3.7 inches (95 mm) wide x 13.8 inches (350 mm) arm circumference *Please remove the arm properly and refresh it. If you feel compressed due to the tightness of wearing it, please stop using it. Because it is made of natural rubber, please be aware of those with latex allergies. Colors may fade when used in wet conditions such as sweat or rain. Air dry (hang dry). Elastic rubber wrist band with no safety pin required for easy on and off when extended No safety pin needed, will not damage your clothes! Tubular rubber armband. By using the elastic that stretches and returns to its original shape, it has a nice fit around the arm for a pinless fit. Wear it with safety pin closure to prevent scratching. Printed directly onto the rubber fabric for smooth stretching.