Belt by Carhartt WIP, Woven fabric strap, Adjustable length, Folding buckle closure, Belt fits true to size, Please buy in your normal trouser size, Machine wash, 100% Polyester. More than a century after Hamilton Carhartt established his Detroit business, Carhartt Work In Progress (WIP) launched in London, tailoring its workwear focus for a new audience. Collaborations with the likes of A.P.C. and Vans as well as inspiring figures in music and sport have since followed, making it a go-to for logo tees, hoodies and accessories.