29 OZ, Titebond Green Choice Professional Acoustical Sound Sealant, Environmentally Safe, VOC Compliant, Exceeds The Requirements Of ASTM C834, Tested In Accordance With ASTM E84, ASTM E90 & ASTM C919, Meets NFPA Class A Fire Rating, GS-36 Classified For No Harmful Toxins Above 0.1%, Eliminates Sound Transmission & Seals Air Gaps, Improves STC Values & Upgrades Sound Quality, UL 723 Classified, Repairs Cracks & Eliminates Rattles In Drywall & Plaster, Mold & Mildew Resistant, Easily Tools With One Pass, Cleans Easily With Water In Wet State, Post Consumer Recycled Cartridge & Carton.