The ThermaComfort Double Tube is made in a 4-way stretch, double layered fabric that's constructed with Repreve® recycled polyester and test at UPF 50+! This highly breathable neck gaiter can also be worn in a variety of ways and is offered in a large selection of vibrant prints. With a brushed fleece exterior, this accessory will bring you maximum warmth and protection during any outdoor activity. Cold Weather One-Size 87% Repreve Polyester, 13% Spandex Liner: Double Layer 220 gsm REPREVE REPREVE Brushed Fleece Brushed Fleece 4 Way Stretch Moisture Management 4 Way Stretch UPF 50+