You want to wear nude color undies under the white color shorts. We have Sansha workout briefs and thongs listed that will work great for guys and gals. Made of a stretchy shiny nylon/spandex. Black or White Spandex Compression Shorts.
80% polyester/20% spandex, 5 oz. per square yard; Contains moisture wicking, stain release, and is odor resistant; 4-way stretch fabric; 1 Waistband
A4 NW5313 - Ladies 4 Inseam Compression Shorts Black
Shorts
Mens Shiny Sports Tights Spandex Shorts Oil Glossy Workout
A4 Adult Compression Shorts
CompressionZ Compression Shorts Men with Pockets - Performance
Spandex Short Shorts
CompressionZ Compression Shorts Men with Pockets - Performance
Swim Trunks Compression Shorts Swim Trunks Shorts Liner - Mens 2
Lycra Bike Length Shorts in Wet Look Black