Ultra High Performance Beanie For Cold Weather - Navigator Pro Beanie Beanie is purposed to keep outdoorsman dry and comfort in cold weather & extreme cold weather. It is waterproof, windproof, super warm and still breathable with adjustable bucket for better fit. The middle layer ARCTIC-TECH membrane is high Waterproofness (10000mm) and breathability (10000 gr/m2). 3D camo patterns offers effective concealment and blaze orange is high visibility for safety Warmest Beanie We Build For Outdoorsman - Navigator Pro beanie hat is designed with super-soft high-pile sherpa fleece inside, 80gsm insulation with waterproof ARCTIC TECH membrane as the middle layer and water-repellent fleece outside. The back panel covers from head down to shirt collar for more warmth, it shield your head & ear from wind, rain and snow in extremely cold days Ultra Quiet & Unobstructed Hearing - Silence is very important when approaching deers or on a treestand. Navigator Pro Beanie uses silent fleece as outer for ultra-quiet. Hearing can be critical to success, the engineering lower panel ensure unobstructed hearing Ear Flap Panel - The ear flap panel can be up and down, depends on your needs. It's waterproof, windproof to keep ears & neck warm in chilly days. When you want better hearing or it's too hot, the panel can be up SIZE INFORMATION - Large and X-Large size available now, Large works for most adults' head size (hat size from 7 1/8 to 7 1/2),X-Large works for big head size (hat size from 7 5/8 to 7 7/8. Adjustable nylon webbing at back, if you want a snug fit or need the hat stay close to head in storm, just pull the webbing. The total weight is 110gsm only and comfortable with long days wear