Nasty Pig's new Systematic range launched on UnderBriefs last month and has quickly become very popular with our customers. The Systematic range pops with three great colors: red, blue, and green!  Available in briefs and jock straps, Nasty Pig Systematic fits great and looks even better. The waistband is anchored with the Nasty Pig logo and each product has brightly colored piping that nicely accents the primary color. Check them out!