Duluth Trading Co. is hosting an Underwear Trade-Up Event where the first 300 customers at each store on April 6th can exchange a pair of their old underwear for a new pair of Buck Naked underwear, in their choice of color and size. The event begins at 10am local time, in-store only, and is limited to one exchange per customer. Old underwear will be disposed of in provided bio-bags. For more information, visit the promotion page