This is a tubular neck gaiter made of stretchy sports knit. It's made of a thick, sturdy fabric. It can be used as a mask alternative for running, walking, mountain climbing, and gardening, as well as for UV protection. It can be used as a face mask, a headband, a substitute for a hat, or in various ways like a buff. Material: Nylon 82% Polyester 10% Polyurethane 8% Width: 24.5cm Length: Approximately 33cm The edges are finished with a rolled hem.