Contemporary fashion label Whistles has collaborated with American athletic garment specialist Ebbets Field Flannels on a limited edition line of unisex flannel baseball caps. Handcrafted in the US, the collection comprises of two limited edition bespoke flannel caps featuring a classic six panel style. Using authentic manufacturing techniques, the caps are available in navy and ecru, featuring contrast piping and navy peak, with special details including W applique log and WXTS lettering. Both caps come with a pewter metal finish buckle, 100% leather tan adjustable backstrap and satin peak taping. Priced at £55 with all profits going to Trekstock, available online and in select Whistles stores.