DESCRIPTION: The Otso Head Tubes, weighing less than 30 grams, are the ideal complement for any outdoor activity when temperatures drop and we want to feel protected from the cold and wind. They have multiple applications around our head and neck. They are breathable, super fast drying and the “tubes” are seamless. Made of 100% polyester with the OEKO-TEX certificate. Polyester gives us excellent sublimation and thus we can offer unique and attractive designs. MAIN FEATURES: Made entirely in the European Union Thermoregulation 100% breathable Ultra fast drying 100% Polyester WASHING RECOMMENDATIONS Wash at 40 degrees maximum Can be ironed Do not use bleach Can be tumble dried