It's called a running cap, but you'll want to do lots of other stuff in it too. So lightweight, so super comfortable and topped off with some finer features, the value of this "favourite new cap" will not go over your head.
Lightweight running cap/visor
Five-panel, pro-performance design
Ethylene-vinyl acetate (EVA) insert for added comfort
Mesh side panels improve air circulation
Fit adjustable via bungee cord
duoCELL Logo on visor
Front and back reflective heat transfer PUMA Cat Logos