Shipping suspended until 2/20 Used for only one season, but there is a small snag near the neck. It's very warm even worn alone, and it doesn't get stuffy even with vigorous activity, nor do you get chilled from sweat after. The open mouth area makes it easy to breathe, and it's also excellent in that it's less likely to fog up even when wearing goggles. [Excerpt from the official HP] ■ Amazing sweat-wicking ability despite being made of merino wool By combining merino wool and polyester, it takes advantage of the strengths of both materials. This balaclava balances sweat-wicking ability and heat retention. ■ Even more comfortable with layering Layering with a dry layer warm balaclava is recommended. ■ Sweat-wicking on the skin side, water-repellent on the outer fabric ■ Also suitable as a helmet inner ■ Can also be worn as a neck warmer ■ Antibacterial and odor-resistant treatment