Features:

• The design of this new inner liner provides high comfort and optimal air and heat transfer of nearly 50% in especially hot climate areas
• X-Static®, an anti-microbial fabric, designed to inhibit the growth of odor-causing bacteria and fungi and reduce electro-static discharge.
• Four points featuring easily adjustable Velcro® tabs for comfort fit.
• Unique light-weight, bi-layer, temperature insensitive material for extreme climates and prolonged missions.
• Available in 2 thicknesses, ½ inch and ¾ inch for each helmet size
• Fully hand washable.
• Easily custom-fitted to head before placing in helmet, maximizing individual comfort.
• Minimizes the problems of heat build-up, liner “roll” and “creep” inside helmets.
• Does not become hard in cold climates or too soft in hot climates.
• Qualified for HGU-55/P, HGU-68/9, HGU-84/P and HGU-56/P aircrew helmets

pdf/gentex-xliner-helmet-comfort-liner