2023 SUB backpack casual haversack Business commute computer knapsack travel rucksack

Waterproof fabric, durable and strong, with a PVC coating on the surface. Lightweight and water-resistant, it quickly dries when splashed with water and does not penetrate into the bag. Designed with a large capacity and multiple storage compartments to meet your daily needs. The widened and thickened shoulder straps balance the force and reduce pressure on both shoulders.