PICK & MIX - Any 3 for £25 PACK CONTENTS: 1x Fabric mask + 2x PM2.5 disposable insert filters Cut from waste fabric from our SOS collaboration range. These reusable Linen / Viscose blend fabric face masks have adjustable elastic ear loops for comfort and are supplied with 2x PM2.5 disposable respiratory filters that insert to a bamboo jersey pocket on the inside. Replacement filter inserts can be bought from various online retailers. Be sure to search for " pm2.5 disposable filters " Alternatively several studies suggest making reusable ones from a high count, tightly woven cotton fabric folded a couple of times to be equally effective. Do not use loose knit or jersey. Please note these masks are cut from waste fabric so each one is a unique design - see images for examples of pattern placement variation. Outer: 55% Organic Linen / 45% Viscose Lining: 95% Bamboo / 5% Spandex Insert: KN95 grade non-woven respiratory filter 30º Eco Machine Wash (reusable mask) Vegan