The best-selling Swift Cap is for more than just training. Providing UPF 50+ sun protection on the crown of your head, & a full mesh liner for superior ventilation in warm weather, the Swift Cap packs in function & performance. Its shaped brim & nylon panels offer serious protection from the sun for runners & hikers, & its low profile fits nicely under a helmet for climbers & ski tours. Plus, weighing in at only 2.5 ounces, it’s ideal for the ounce-counting backpacker & thru-hiker. Adjustable headband
- one size fits up to 24" (61cm).