The Z-Beanie™ thermal hat weighs only 1 ounce, yet provides as much warmth as any bulky wool or fleece hat.Unique Maxit® ProMAX IV™ provides superior insulating and moisture management properties to help prevent overheating. Fabric is also soft, stretchable, breathable, hypo-allergenic, color fast, durable and very easy care. Perfect for under your helmet. Made in the USA.

