Ultimate Tailgate Seal with Taper Seal 5 1/2ft 5 1/2ft EPDM 18 PCF density rubber keeps out dust and water that enter in through the sidewalls and tailgate gap, when using a truck bed cap or cover Replaces damaged Tailgate Seals on the sidewalls OR the tailgate gap. To completely seal both the sidewalls and tailgate gap purchase a 10ft length (ASIN: B00IPQWXZQ). Use on the sidewalls when using a ROK BLOCK (ASIN: B00BPE4AP6) see photo. Fits all pickup truck models Save time and see detailed photos instructions for most tailgate configurations, go to TailgateSeal.com.