PARTS IN THIS COMBO KIT ARE NOT COMPATIBLE WITH THE FOLLOWING TRUCKS: read "PRODUCT DESCRIPTION". Both patented ESI EPDM rubber seals eliminate dust and water from entering in through the gaps at the tailgate bottom and sidewalls when using a truck cap or tonneau cover. Adheres to all surfaces including spray-on bedliners. MADE IN USA. 4.25 inch width ROK BLOCK covers the tailgate bottom and eliminates debris from falling into the tailgate gap, greatly reducing clean-up time when hauling material. Doubles as a tailgate seal for the tailgate bottom. For a drop in bed floor liner ROK BLOCK installs under the liner. Note: For Utility Vehicles (UTV) get ROK BLOCK UTV, search ASIN: B0D435WZM4. 6ft Ultimate Tailgate Seal with Taper Seal installs on the sidewalls. Packaged or online directions must be followed to properly install this product. Apply when the air and surface temperature is between 50° - 104°F (10° - 40°C). This product requires 25 lbs. of pressure to bond adhesive. PARTS IN THIS COMBO KIT ARE NOT COMPATIBLE WITH THE FOLLOWING TRUCKS: read "PRODUCT DESCRIPTION" If you have a truck bed cap or tonneau cover and want to keep out dust and water from your truck bed but occasionally use your truck for transporting loose material, then this is the solution. Note: For Utility Vehicles (UTV) get ROK BLOCK UTV, search ASIN: B0D435WZM4. The original and patented Tailgate Gap Cover ROK BLOCK installs over the tailgate bottom gap and the original and patented Tailgate Seal with Taper Seal installs on the sidewalls. Both seals adhere using 3M ST1200 tape. For a drop in bed floor liner ROK BLOCK installs under the liner. To get ROK BLOCK only search ASIN: B00BPE4AP6. PARTS IN THIS COMBO KIT ARE NOT COMPATIBLE WITH THE FOLLOWING TRUCKS: Silverado 1500 (search ASIN: B075PWVW67 and B08R7NNV2B), Silverado 2500 and 3500 (search ASIN: B075PWVW67 and B09BG3T6NB), Silverado with Multi-Flex Tailgate (search ASIN: B075PWVW67 and B085896S8R), Ford F Series (search ASIN: B00BPE4AP6 and B0B5Y9MFCK), 2021 and newer Ford F Series trucks with a hinge retainer bracket (search ASIN: B075PWVW67 and B0B5Y9MFCK), Silverado EV (search ASIN: B00BPE4AP6 and B0F1Z36JDN), Ford Lightning (search ASIN: B075PWVW67 and B0B5Y9MFCK), Ford Maverick (buy ASIN: B00BPE4AP6 and B0BWV7HJMZ), Ford Ranger 2019 and newer (search ASIN: B075PWVW67 and B07YF5BL8M), Ford Raptor (search ASIN: B00BPE4AP6 and B0B5Y9MFCK), Sierra 1500 (search ASIN: B075PWVW67 and B08R7NNV2B), Sierra 2500 and 3500 (search ASIN: B075PWVW67 and B09BG3T6NB), Sierra with MultiPro Tailgate (search ASIN: B075PWVW67 and B085896S8R), Sierra EV (B00BPE4AP6 and B0F1Z36JDN), Frontier (search ASIN: B075PWVW67 and B09F4D4YPG), Titan (search ASIN: B00BPE4AP6 and B08YRZB3H3), Hummer EV (available soon), RAM 2500 and 3500 (search ASIN: B075PWVW67 and B00IPQWXZQ), RAM with RamBox (search ASIN: B00BPE4AP6 and B08L21DGNB), Tacoma 2024 and newer (search ASIN: B00BPE4AP6 and B0DTR77BJ2), Tundra 2022 and newer (search ASIN: B00BPE4AP6 and B0D8TM5HY4). For all trucks/utes outside the U.S. market get ASIN: B076NFYH2R. Excluded trucks (6) for both ROK BLOCK and ROK BLOCK XL: Ford with Pro Access Tailgate, Honda Ridgeline with Dual Action Tailgate, Hyundai Santa Cruz, RAM with Multifunction Tailgate, Rivian and Tesla Cybertruck. Apply when the air and surface temperature is between 50° - 104°F (10° - 40°C). This product requires 25 lbs. of pressure to bond adhesive. MADE IN USA.