suitable for events 3km to 10km for the more efficent runner

Lighter engineered woven upper inspired by On's race-day collection

Use GU Hydration Drink Tabs before

All sizes are in mens US with womens in brackets

Front buckle sternum straps with T-hook adjustments

On Solar Cap Brand_knockaround suitable for events 3km toClock those miles in hot climates. Meet your ultra lightweight running cap with UPF40+ protection. This ultra lightweight running cap provides UV protection (UPF40+) in searing sunshine. It's breathable and sweat wicking with a branded front panel, while reflective drape hood and side panels provide coverage and visibility in low light. Provides UV40+ level solar protection Ultra lightweight, breathable materials Moisture wicking fabrics and interior