WaveCel’s T2+Pro full brim, nonvented hard hat features an accessory rail and standard earmuff slots. The low profile results in less head “bumping“ and “clipping” when working in tight spaces. It is 93% porous, allowing air to circulate freely through the dome.

WaveCel’s T2+ Max full-brim hard hat has top and rear vents, accessory rails and standard earmuff slots. Weight is reduced by a variable-thickness shell design, and it is Type II rated for protection from crown, front, side and back impacts.

Klein Tools’ 60487 cooling headband stays comfortable when wet or dry. It is made of a reversible and lightweight material. To activate, users soak it with water, wring out excess water and snap three to five times. It can be worn either alone or under hats or helmets.

Klein Tools’ 60345 Karbn, nonvented, full-brim hard hat has front and back accessory slots and a machine-washable, padded, sweat-wicking sweatband and top pad with evaporative technology. It features a one-handed adjustment with a large knob ratchet mechanism and a soft neck pad that pivots to clear bandanna knots and ponytails.

Klein Tools’ hard hat replacement sweatband is built with durable padded materials. It features sweat-wicking and odor control properties to improve cooling and maintains freshness longer. It fits both full-brim and cap-style hard hats and is machine washable. It wicks away sweat from the head and enhances long-term comfort by reducing pressure on the head.