Material: Polyester fiber Size: 24.5*24cm / 9.55"*9.36" Color: As shown in the picture 1. Windproof and warm: Thickened material effectively blocks cold air to keep the head warm. 2. Breathable design: The mask has breathable holes for smoother breathing and to prevent feeling stuffy. 3. Double protection: Integrated design protects both mouth and nose as well as ears from cold winds. 4. Unisex design: Simple and generous style suitable for both men and women, perfect for various outdoor activities. 5. Essential for cycling: A must-have for cycling, this ear protection mask allows you to ride worry-free in wind and snow. Package includes: 1 piece of ear protection mask 【High-Quality Materials】Crafted from premium, durable materials to ensure longevity and superior performance. Each product is meticulously tested to meet high standards of quality and safety. 【Versatile Functionality】This product is multifunctional and can be used for a variety of tasks, providing you with the flexibility and convenience needed to handle multiple uses with a single tool. 【Eco-Friendly and Sustainable】Made with environmentally conscious practices, this product is eco-friendly and contributes to sustainability efforts. It is designed to minimize waste and reduce environmental impact. 【Exceptional Performance】Engineered for high efficiency and effectiveness, this product delivers outstanding results every time. Its advanced features ensure consistent performance, making it a reliable choice for your needs 【User-Friendly Design】Ergonomically designed for ease of use, this product offers intuitive controls and a comfortable grip, making it perfect for both beginners and experienced users.