Testicle talc

The aptly-named Bálla Powder is "scented scrotum talc for men." It's $15 via Amazon. From the product description:

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Blla Powder for Men is the ideal anti-chafing and anti-wetness solution for clammy sacks. Guaranteed to prevent the dreaded "bat wing" syndrome, Balla Powder for Men is lightly scented with a masculine fragrance, for anyone else who plans to work in your close quarters. Can be sprinkled into your fudgies for all-day-long comfort and dryness. A fabulous post-workout treatment, Balla Powder for Men can also be used between your cheeks, as well as on fetid feet and aromatic armpits.

Bálla Powder for men's balls (Amazon)