Paul Smith Underwear 3 Pack Trunks Enhance your underwear collection with these Paul Smith Underwear Trunks. This classic 3 piece set has been constructed with an elasticated waistband and flat lock seams to prevent chafing, they feature a reinforced pouch for support and a way to maximise all day comfort. These trunks are designed with a signature logo and is complete with Paul Smith Underwear branding, offering three separate colour ways for your desired base.