evo.com | Outdoor Research Neck Gaiters > The Outdoor Research Echo Ubertube is the kind of small, cheap piece of kit that quietly becomes essential. At 2.3 oz, ActiveFresh odor control and AirVent airflow keep it from turning rank on a multi-day trip, and UPF 15 plus multiple wear configurations mean it pulls neck gaiter, face mask, and headband duty without complaint. 100% Polyester Breathable ActiveFresh(TM) Odor Control UPF 15 Weight 2.29 oz/ 65 g | Outdoor Research Echo Ubertube 2027 - M/L Neck Gaiter in Black Size Medium/Large | Polyester