Great Compatibility: The Tonneau Cover is compatible With 2007-2018 Chevy Silverado 1500 with 5-3/4' Bed; Compatible With 2007-2018 GMC Sierra 1500 with 5-3/4' Bed. TIPS: Only fits Fleetside / Styleside Models; Does NOT fit Models with Rail Systems Durable and Lightweight: Crafted from high-quality automotive-grade sailcloth, the cover offers long-lasting performance while remaining easy to handle. It also helps guard against surface scratches. This truck tonneau cover effectively shields your truck bed from rain, snow, and fallen leaves Easy Installation: The cover can be quickly mounted using the included clamps—no drilling needed. Elastic straps keep the cover neatly secured when rolled up Convenient Storage: When not in use, the cover can be easily folded and held in place with built-in elastic bands for compact storage Complete Package: Includes one tonneau cover, a pair of side mounting rails, and all necessary hardware. Please note that installation instructions are not included