Skull & Bones | Tie Dye "Grateful Dead" Brief (Medium) Skull and BonesTie Dye Skulls "Grateful Dead" Brief made with 90% Polyester 10% Nylon for a super soft feel and ultimate comfort. This silhouette features a contour pouch with a double fabric layer gusset for ultimate comfort & support, a new "no-roll" waistband, and flat-lock stitching throughout for stretchability and uninhibited movement. Features our signature Skull & Bones logo embroidered on the back. Medium: 31” - 33” waist