Amazon.com | time2go Waterproof Drawstring Backpack Sports 。Portable Comfort Design: Time2Go drawstring backpack offers effortless portability for commuting, travel, and outdoor adventures. Enhanced drawstring design with widened straps relieves shoulder pressure, ensuring comfort and preventing twisting. Versatile Storage Space: Beach bag equipped with two exterior mesh pockets for carrying umbrellas and water bottles, plus a large and small internal zipper pockets, and two smaller open pockets for organized storage. Accommodates sports gear, electronic products, and daily essentials. Water-Resistant Design: Crafted from tear-resistant, water-resistant, and sand-resistant polyester fiber, our gym backpack resists light rain, safeguarding items from drizzles. Please note, the top isn\'t fully sealed, so keep in mind during wet conditions.