XFasten Silicone Sealant Waterproof Black Cartridge, 10.1 oz (8-Pack) Black Caulking Silicone Adhesive Sealant Cartridge for RV, General Use, Window, Door, Glass, Automotive Leak Sealing Item Description About this item INDUSTRIAL-GRADE WEATHERPROOF black silicone sealant that offers maximum protection against water damage, leaks, drips, UV, extreme heat, and pressure for both indoor and outdoor environment on most surfaces like metal, granite, stone, wood and glass. RATED TO PROTECT UP TO 15 YEARS. This black silicone sealant adhesive is laboratory tested and rated to provide protection from dark spots and stains caused by weather, water leaks, drips and heat. EASY TO APPLY BLACK SILICONE CAULK CATRIDGE. The XFasten Waterproof Black Silicone Caulk is packed inside a high-pressure resistant cartridge that is equipped with a jam-resistant nozzle for easy and smooth application. QUICK SETTING AND CURING. Do you need to quickly fix a leak on your door or shower glass? We got you covered! The XFasten Silicone sealant waterproof cartridge dries, sets and cures in 30 minutes and is ready to be exposed under the scorching heat or heavy rain. DOES NOT SHRINK AND CRACK. With excellent adhesion, maximum flexibility and superior sheer stress resistance, our waterproof black silicone caulk will not shrink or crack even if constantly exposed under freezing temperatures, UV from scorching sunlight, or constant rain water drips. Offers maximum protection against water damage, leaks, drips, UV, extreme heat, and pressure from both indoors and outdoors. Simply pinch a hole on the adhesive cartridge, attach the jam-resistant nozzle, and you are good to go. Has the right thickness and flexibility so that it flows well and sits well on the surface - ensuring a weatherproof seal on surfaces. Sets and cures in 30 minutes and is ready to be exposed under the scorching heat or heavy rain. Payment We accept payment only through PAYPAL Shipping We ship products worldwide through standard express courier service, it will reach within 7 to 10 days to abroad buyers, we ship the product after recieved clear payment and give full information about shipment to the buyer Return We accept product return within 7 to 21 days from delivery date but product should be in original position and not in damaged condition,the return shipping charges will be buyer responsibility