Crafted with advanced 3D layered fabric technology, this mask is exceptionally breathable, allowing you to breathe easily while staying fog-free. It's designed for various outdoor activities, including cycling, running, and hiking, offering UPF 50 sun protection and shielding you from wind and dust. ( Due to its breathable design, the sun protection value of the mask's breathable parts may vary) The adjustable ear loops ensure a secure and customized fit, making it the perfect companion for all your outdoor adventures.