The Tonnomax Soft Tri-Fold tonneau cover is pre-assembled and very easy to install. No drilling or tools are necessary, and all the hardware you can possibly need are included. The Tonnomax tonneau cover mounts quickly and securely to your bed with 4 hold-down clamps. Installation can be finished within minutes! This truck bed cover is made from 24 oz dual coated vinyl for maxiumum protection against wear and tear. Most truck tonneau covers aren’t 100% water proof. But the Tonnomax Soft Tri-Fold tonneau cover is weather tight sealed to lock out moisture and dirt. The Tonnomax Soft Tr-Fold tonneau cover employs a sleek, low profile design which looks great on pickup trucks. Its frame is epoxy coated to fight rust and corrosion. This tri fold tonneau cover is packaged carefully to withstand rough handling. So when you get your tonneau cover, it’s guaranteed to be the best tonneau cover you’ve ever purchased!