Pro Stretch is a high performance, gun-grade, Acrylic Urethane Elastomeric Sealant. Premium technology, reduces dirt pickup, elininates yellowing and shiners. Internally plasticized resin requires no mixing or priming to bond to most materials: Substrates include but are not limited to concrete, wood and masonry. Superior adhesion and durability, 50% total joint movement and 800% elongation. Forms an airtight, water resistant seal, once cured the bead is mildew resistant. Suitable for all climates. May be painted with acrylics and elastomeric coatings. Low VOC content. Interior/Exterior. Lifetime Performance. 10.1 fluid ounce cartridge, 53 linear feet at a 3/16" bead. Color: White. AllPro/Tower Sealants.