Listed head circumferences are about 24.5 cm for men's options and 23.5 cm for women's options. Crown height is typically around 2 inches.

They use a back push‑lock closure and an adjustable bungee cord with a cord lock for a secure, customizable fit.

Brim lengths are listed at about 3 inches for men's styles and roughly 2.75 inches for women's styles; crown height is commonly around 2 inches.

They are described for running, tennis, pickleball, golf, and general sports or workouts.

A dark-colored underside of the brim (underbill) is used to reduce glare while playing.