The Neon Ray Moonshine Jock Brief in Yellow for men by Male Power features super bright, blacklight reactive yellow and orange neon colors to get you noticed, an enhancing pouch, colorblocking that highlights your package, a covered elastic waistband, and soft and airy rayon polyester fabric to keep you cool, dry, and comfortable. Great for neon parties, blacklight parties, 80s parties, blackout parties, and everyday wear. Consists of 1 open back jock brief. Available in adult mens dual sizes Small-Medium=28-34" waist, and Large-XL= 36-42". moderately stretchy fit. polyester, rayon. MP-303-193-YELLOW