Acid Running x Fractel Cap

Designed in collaboration with Australian headwear experts Fractel, the Acid Running x Fractel Cap in Black delivers top-tier performance in a sleek, ultra-light package. At just 59g, it’s half the weight of a standard cotton cap—perfect for high-output sessions and warm-weather runs.

Made from 100% recycled polyester, it features UPF 50+ sun protection, breathable mesh panels, and a SWIFTdry™ sweat-wicking headband to keep you cool and dry. The flexible brim lets you fold and stash it without losing shape, while embroidered logos on the front and back deliver a clean finish.

Highlights:

• Ultra-lightweight (59g)
• Sweat-wicking SWIFTdry™ headband
• UPF 50+ sun protection
• 100% recycled polyester
• Breathable mesh panels
• Packable, pliable brim
• Limited-edition collab with Fractel

Product code: AR-0008-B