This all-purpose caulk mastic silicone sealant is perfect for sealing, bonding, protecting, and waterproofing various surfaces such as tubs, sinks, windows, and trim. The chemically stable formulation ensures durability even after exposure to the elements.

The white-colored sealant comes in a 4.0oz tube and cures fully within 24 hours. It is a great addition to your home or workplace toolkit. Made in the United States, this silicone caulk from Tool Bench Hardware is a must-have for any sealing or bonding needs.