TrailFX Soft Tri-Fold Tonneau Cover Black Vinyl Aluminum Rails Model TFX3003TrailFX Soft Tri Fold Tonneau Cover Black Vinyl Aluminum Rails Model TFX3003 It's that easy, just fold and go. Probably the world's easiest cover. No tools required, no damage to truck bed, no problems. Cover is all self contained so there are no side rails to install. J style cam lever clamps are integrated into the cover. Simply Slide Clamp Over And Pull Handle Down To Lock Limited Lifetime Warranty Non Lockable Durable Vinyl, Precise Stitching With