Introducing the Twist Drain Plug 1" from T-H Marine Supplies, the perfect solution to keep your boat dry and worry-free. This innovative drain plug features a twist mechanism that ensures a secure and watertight seal, preventing any unwanted water from entering your boat. The 1" size is ideal for boats with larger drain openings, providing a snug fit and reliable performance. With its durable construction and corrosion-resistant materials, this drain plug is built to withstand the harsh marine environment, ensuring long-lasting functionality. Installing and removing the plug is a breeze - simply twist it to tighten or loosen, no additional tools required.