_Adjustable shape with copper wire in brim. _Front sunshade panel detachable via zipper. _Foldable ear flaps with snaps. _Curved hood fits perfectly with snow goggles. _Adjustable drawcords on sides and back to fit all head sizes. _Elastic straps and chin buckle under ear flaps secure hat to head. _Snaps and webbing at back secure goggle straps. _Hidden mesh ventilation layer under side panels.