Don't compromise on quality or convenience. Secure & Breathable Design: Drawstring bottom prevents slipping or blowing away while ensuring breathability to reduce condensation build-up. Unit Quantity: 1 Features: Lightweight,Waterproof,Durable,Generous Universal Fit,Breathable Design,Secure Design,Compact,Convenient,Adjustable Clipping System Power Source: Manual Suitable For: All Terrains,Indoor,Outdoor,Indoor/Outdoor.