Size: 16.5' x 10' (42cm x 25cm) Sun and Air Protection: Use this face mask to get sun protection for your neck and ears while keeping out pollutants in the air Breathable Fabric: We use quick-dry breathable fabric to provide a snug and comfortable fit so your gaiter stays in place and won't interfere with any of your outdoor activities Cool and Quick-Dry Fabric: The stretchy material wicks away moisture, which quickly evaporates to keep you cool and dry Great for Outdoor Activities: This neck gaiter face mask is great for running, walking, hiking, cycling, fishing, camping, kayaking, snowboarding, and many more activities Versatile Use: The breathable, multi-purpose design can be worn in 13 different ways to ensure you will be ready for all occasions Comfortable and Fashionable Design: The fashionable designs ensure that you'll look your best no matter what sport you are engaged in One Size Fits All: Designed with an elastic material that provides a snug and comfortable fit