OSdream LPG01BK Wind-Shield Goggles Directly-Used Goggles Protective Goggles DE/Mini Fan System Airsoft Safety GogglesDX anti-fog and anti-scratch coating, Impact-resistant polycarbonate lens, Mini fan two gear adjusting air volume. Our shipping time about 7-15 days, less than a month Delivers Full Seal Eye ProtectionCurved design of the lens to prevent visual distortion Large Clear Lens Design Keeps Your Peripheral Vision Intact Foam Lining on the Inside of the Frames for Maximum Comfort and Protection Adjustable Head Band Keeps Your Goggles TightWith a pair of sunglasses,THIS ITEM DOES NOT include battery