Back to Under Armour

Plastic-free alternatives

Natural-fiber substitutes for Under Armour — Project Rock Ultimate Men's 5" Training Shorts in the Activewear category.

Under Armour

Project Rock Ultimate Men's 5" Training Shorts

88% Polyester, 12% Elastane

Health D · 100% syntheticAntimony (trace)

9 plastic-free alternatives

Sorted by Health Impact score. All have 0% synthetic content — no microplastic shedding, no plastic on skin.

How we score Health Impact →