Polar fleece Airtube Ergo neck gaiters with the original Airhole: one small oval hole held open by a moulded silicone ring. Pull it up over your face and your breath goes out through it instead of up into your goggles. The Ergo shape is pre-curved, seals out wind and stays put under a helmet. Polar Fleece rates Cold days, about −5 to −15°C, on our warmth scale. Sizes S/M and M/L, plus collab prints.