Whether you need a balaclava, neck gaiter or hair tie, the Buff Menâs CoolNet UV RealTree Max 7 Neckwear has got you covered. The 95% recycled REPREVEî polyester and 5% elastane construction delivers a comfortable feel, and the HeiQ cooling technology creates airflow to keep you cool and dry. Buff Menâs CoolNet UV RealTree Max 7 Neckwear Brown - Men's Hunting/Fishing Headwear at Academy Sports