Everything you need for the job in one convenient kit: Includes 2 Cans of Great Stuff Pro Gaps and Cracks 24oz, 1 Great Stuff Foam Dispenser Gun, 4 Plastic Nozzles, 4 Plastic Straws, 1 Can of Great Stuff Cleaner 12oz, and 1 Pack of 12 Nitrile Gloves. Expands to fill, seal, and insulate gaps up to 3 inch (76mm)