- Warm and breathable material: Made of Lycra fabric that is elastic, breathable and durable, with a light texture that fits snugly to the skin. It provides excellent protection against cold, wind and dust in autumn and winter. The nose and mouth area uses a unique breathable fabric that allows you to breathe freely and stay warm without fogging your glasses. - Superior performance: Features updated thermosiphon temperature control technology for constant heat, circulating and locking temperature. The honeycomb knitting technology keeps the fabric windproof and dustproof while still allowing easy breathing. Elastic, non-slip closure edges ensure a secure fit and complete face coverage without feeling tight. Suitable for head circumferences between 48 cm and 65 cm. - Multifunctional and helmet compatible: Has a dynamic mecha clash pattern. Fits perfectly with helmets and can be worn comfortably under any helmet. Can be worn as a balaclava, half mask, open balaclava or visor, providing protection from cold, wind, dust and UV rays. - Wide use and applications: Protects the head and neck from cold wind. Ideal for motorcycling, cycling, skiing, running, winter cycling, hiking, work, tactical training and other outdoor activities. Whatever your needs, this balaclava is suitable for you.