48" Heavy-Duty Fish Cooler Bag – Insulated Kill Bag Keep your catch fresh for 24+ hours with 0.5" closed-cell foam insulation. Built with double-sided 22oz waterproof tarpaulin and heat-welded seams for 100% leakproof performance. Key Features 24+ Hour Ice Retention: 0.5" closed-cell foam keeps ice solid in hot conditions. 100% Leakproof: Heat-welded seams and double-sided tarpaulin construction prevent leaks and mess. Durable & Easy Clean: Puncture-resistant material stands up to sharp fins and saltwater. Rinse clean with soap and water. Compact & Portable: Folds flat for tight storage. Can be carried on the shoulder. Quick Drain: Screw-on drain plug allows fast meltwater release without lifting the bag. Specifications: Size: 48"L × 18"H Capacity: 35 QT ˜ 40L Insulation: 0.5" closed-cell foam Material: 22oz waterproof tarpaulin Zipper: Reinforced nylon Seams: Heat-welded, fully sealed Weight: Approx. 3.5 lbs Note: The nylon zipper is water-resistant but not fully waterproof. The welded bag body is 100% leakproof during normal use.