Our NEW loop face masks come with a PM2.5 replaceable filter, elastic ear loops, 180gsm lining cotton in fresh clean white (so you know when it’s time to wash), divine Oobi fabric on the outside, a metal nose bridge strip that is bendable and will adjust to suit most face sizes. This ensures the perfect fit with no gaps. Cool, practical and useful for visits, travel, crowds and groups and for any Please note – children under 3 years should NEVER wear masks and ALL children should be supervised at all times when wearing anything around the face.