Acid Running x Fractel Cap Size:ONE SIZE Elasticated cuffs and hem designed

Elasticated cuffs and hem designed to seal out drafts and maintain a streamlined profile

making it ideal for cool-weather layering

while the MagVent lid design allows steam to release smoothly as you open it

Marsupial pass-through pocket

Tableware Dish: 209 × 40 mm

Acid Running x Fractel Cap Size:ONE SIZE Elasticated cuffs and hem designedThe Acid Running x Fractel Cap in Black is engineered for those who demand peak performance without the bulk. Designed in partnership with Australia headwear experts Fractel, this ultra lightweight running cap weighs just 59gmaking it ideal for warm weather training and high output sessions. Built to move, breathe, and protect, it offers long distance comfort without compromising function or fit. Key Features Feather light at just 59gabout half the