Balaclava. The KLIM Balaclava is a long-standing staple in KLIM's line of winter headwear, offering a moisture-wicking head and a windproof neck for cold weather protection. The redesigned KLIM Balaclava has improved fit with longer torso extensions and more comfortable seams. Coolmax breathable moisture-wicking fabric face / ear area. Mapped windproof and moisture-wicking fabrics for temperature control. Full back four-way stretch Lycra® for better fit. Gore-Tex Infinium™ with Windstopper® in neck / chest. Highly breathable head area. Silicone grip pads to keep neck tucked into gear. One size fits most.