You insulate the rest of your body with drywear and wetsuits; don’t forget your head. The NRS Storm Cap, with its 2.5 mm neoprene, provides excellent thermal protection.FeaturesThe 2.5 mm neoprene gives outstanding insulation and warmthTitanium-laminate adhesive reflects back body heat to increase warmthTaped seams help keep water out and warmth inWe’ve lined the cap with our quick-drying Checked VaporLoft for extra warmth and comfort. Plus it prevents that shudder-inducing clammy feeling when you don it in the morningThe sturdy, flexible bill provides shade from the sun and helps keep water from dripping into your eyesThe stretchy, comfortable no-buckle chin strap makes the cap easy to put on, even when wearing glovesSpecificationsWeight: Medium 3 oz.Neoprene: 2.5 mm neopreneMaterial: VaporLoft liningTitanium laminate adhesiveSeams: Flat-lock stitchedGender Sizing: UnisexSizing