The Atlas brief by CellBlock 13 is the perfect combination of fetish and athletics. Constructed in soft and stretchy viscose fabric, it's one of CB13's most comfortable briefs to date A blue body that features a contrasting black center stripe on the single ply pouch. Features the CellBlock 13 rubber logo centered on front ofwaistband; raised felt logos repeated on the 1-1/2 inch wide brushed elastic waistband. Made from 95% viscose, 5% spandex.