All-in-One Cold Protection: This versatile thermal scarf and balaclava set offers full-face protection, keeping you warm from head to neck. Perfect for skiing, cycling, hunting, or outdoor adventures, it shields you from cold weather while ensuring comfort. Premium Cold-Proof Material: Made from high-quality, thermal insulating fabric, this balaclava and neck cover effectively trap heat, providing excellent protection against the cold, wind, and snow during winter sports or outdoor activities. Multi-Functional Design: This head and neck cover can be worn in various ways as a ski hat, full face mask, balaclava, or neck gaiter. Its versatile design allows you to customize your coverage depending on the weather and your needs. Perfect for Active Lifestyles: Ideal for winter sports such as skiing, cycling, and snowboarding, as well as outdoor activities like hiking or hunting. The breathable material keeps you comfortable while ensuring that you stay protected in the coldest temperatures. Helmet Liner Compatibility: Designed to fit comfortably under helmets, this head and neck cover serves as a perfect liner, providing extra warmth without adding bulk. Whether you're hitting the slopes or cycling on chilly days, it offers an added layer of protection. The head circumference is 42cm when laid flat.