LIMITED BATCH. Let your friends on the trail know you're ready for adventure with the MSO Trucker Cap. It's fully adjustable to fit your noggin, includes the Season 3 MSO Patch stitched on front and its backed with mesh for breathing easy on a hot summer day. Get down and dirty and pick up your Season 3 MSO Trucker Cap while supplies last. Each hat is hand built in California USA by the Elm Company.