Sleeves produced with state-of-the-art lamination technology to combine a soft non-woven fabric with a microporous film. Breathable fabric lets moisture vapor escape to keep wearer more comfortable vs many other fabrics. Superior liquid and particulate barrier. Environmentally friendly - can be recycled after use. MicroGuard MP® Disposable Sleeve, Universal, 18 in Length, Microporous Fabric, White, 15 mil Thickness, Elastic Wrist Cuff