ON Lightweight Cap Size:One Size Designed with a new recycled

Designed with a new recycled polyester fabric for suppleness

Lighter and more powerful than the BOOM MP

Designed in the image of the legendary British Grand Slam

all day long

- TeXtreme Zylon: TeXtreme Spread Tow technology

ON Lightweight Cap Size:One Size Designed with a new recycledThe featherlight, fast drying running hat for hard working protection whatever weather you run in. Laser cut ventilation helps you keep a cool head. Our fan favorite running cap gets an update. Featuring an improved fit and a branded adjustable buckle for one size fits all comfort. Perforated side panels provide ventilation and a perspiration wicking sweatband helps keep you cool and dry. Protection that weighs nothing New laser cut ventilation