Waterproof Protection for All Adventures: Engineered with a fully waterproof design, this Mac in a Sac Travelite backpack keeps your belongings safe and dry in unpredictable weather, boasting a hydrostatic head rating that ensures reliable performance during rain showers or damp conditions—perfect for outdoor enthusiasts and daily commuters alike. Highly Breathable Fabric (5,000gsm): Featuring a breathable 5,000gsm material, this backpack allows air circulation to prevent moisture build-up inside, keeping your items fresh and comfortable to carry, even on longer journeys or in warm climates. Packable and Compact for On-the-Go Storage: Folds down into its own compact pouch in seconds, transforming into a palm-sized bundle that slips easily into your luggage, handbag, or pocket—perfect for those who need a backup bag that’s ready when you are. Comfortable to Wear All Day: Equipped with adjustable, padded shoulder straps, this backpack provides a snug and ergonomic fit, distributing weight evenly across your shoulders to reduce fatigue—ideal for extended wear during travel or exploration. Perfect for Travel and Outdoor Activities: Whether you’re hiking through the countryside, exploring a new city, or catching a flight, this packable backpack adapts to your needs, offering a lightweight, waterproof solution that’s ready for any adventure. A quality waterproof 20L backpack which is both attractive and versatile. Product Features: Waterproof 5,000mm, 20L Capacity, Breathable 5,000gsm, Roll Top Opening, Windproof, SBS Zips, Fully Taped Seams, Reflective Detailing, Lightweight, Packable. Fabric: 100% Nylon Ripstop. Size: One Size.