Support our endangered birds with these Puffin organic cotton socks. Part of our Matt Sewell Silverstick collection. The colours of these socks are inspired by Matt's painting of the Puffin, an endangered bird on the UK's red list. 10% of sales from this product go to Wildcard, a grassroots environmental conservation organisation focusing on rewilding Britain. - 80% organic cotton / 20% nylon - Intarsia colour block design - Lightweight smooth knit - Matt Sewell Silverstick print underfoot - Recommended washed at 30° and hung dry - Made in Britain These socks are made in Britain using traditional methods and the highest quality organic cotton yarns. The Global Organic Textile Standard certifies the organic cotton, which is farmed in India.