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Stay cool where it actually matters

Ball Amor™ is performance underwear built around a simple idea: lower testicular temperature is linked to healthier sperm count, motility, and testosterone. No gimmicks — just smarter fabric engineering.

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View the science
Muscular man wearing black Steel Armor compression shorts.

30-Day 'Love Them" Guarantee

ACTIVE COOLING CORE

Core-driven design.

A cooling insert designed to fit the BallArmor system. (both current & future products). Crafted around one ogoal: bringing targeted cooling to your overheated testicles.
Exploded view of the Ball Armor Cooling Insert components.

Woven Nylon Outer Shell

BPA-free & non-toxic

Reusable & refreezable

Water & silicao cooling core

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