The ribbed, knit, cuffed, stretch fit, plush, acrylic will fit most and is extremely comfortable. The lens quickly flip up when not needed and don't fog up as easy as regular glasses Lens can be removed when washing. Awesome, Unisex, Beanie Stocking Hat with built in goggle style lenses keeps you warm and your eyes protected even in the coldest conditions Fashionable and functional tinted lenses are built into the rim and allow you to wear your regular glasses underneath the hat. Your friends may enjoy a good laugh when they first see you wearing it, but the functional features of this hat will keep you smiling in cold weather. We promise, once you try it you will want to buy more as gifts for all your friends!