Notch Classic Adjustable Hat Grey Operator is our newest tactical operator hat and was introduced due to the overwhelming demand for us to make one of our world famous operators in grey! Made from premium 100% cotton and super functional, this grey operator hat can compliment just about anything you wear, even if it's not a uniform!Features include:Patented Notch technologyWorks with virtually any style of glasses (SEE THE PERFECT FIT GUIDE)Rugged 100% cotton twill fabric2" x 3" front Velcro patch & velcro patch on top in place of buttonUnstructured low profile fitLow profile velcro strapWhich notch location do you need? CLICK HERE We offer our patented notches in two locations: Standard Notch and Terra Notch (named after our co-founder). The Standard Notch (pictured above) is designed to work with most wrap-around or sport style sunglasses, shooting glasses, and safety glasses. These styles have a curved appearance, designed to conform to the contour of the head. The Terra Notch is designed to work with most aviator or fashion style sunglasses as well as prescription eyewear. These styles are more squared off at the corners, causing the frame to sit further away from the face. Available sizes: One Size Fits Most, One Size Fits Most-XS/Youth Notch Adjustable Hat Size Chart