The Airhole Airtube Ergo is crafted from a merino wool and polyester blend, offering a lightweight soft feel with natural anti-odour and moisture wicking properties. This ergonomically shaped neck tube delivers a minimum UPF of 50 delivering 98% protection from harmful UV rays to prevent premature aging and the risk of damage to skin. Not forgetting the airhole…designed to allow breath to escape freely and avoid a build-up of condensation which will keep you dry, warm and your goggles fog free!