Experience less waste, less mess and the same great performance of GREAT STUFF Foam Sealant with an improved dispensing technology and new look. Can be reused, doesn't drip and allows better control. Low-pressure build can help lower energy bills by forming a durable, airtight and water-resistant seal between a window or door frame and its rough opening. Soft & flexible, won't bow window frames, expands and contracts to allow for various weather conditions.