ORICSSON Men and Women Foldable Outdoor Tear and Water Resistant Backpack Daypack,Orange 35L DURABLE & COMFORTABLE: Made by unique lightweight, waterproof and tear-resistant high-quality nylon material, durable two-way antifriction SBS metal zippers, more than 31 points, especially the stress points, were reinforced with bar tack. Shoulder straps made with comfortable wide breathable mesh, easy to adjust length and lock firmly. FOLDABLE & LIGHTWEIGHT: Fold into a compact pouch for SAVING SPACE and avoid excess baggage fees. One minute unfold from pocket to backpack and keep you in hands-free. Simply throw it into your luggage or handbags and unfold it when needed. ROOMY (35L) & KEEP THINGS ORGANIZED: Separators in the main compartment and 2 front pockets in the surface meet the request of organized elites; 2 sides mesh pockets for water bottles or umbrellas and 2 extra pockets on the shoulder straps for small accessories. (phone smaller than 4.7", pens or glasses, etc) MULTIPURPOSE: ORICSSON ultralight foldable water-resistant backpack is perfect for daily use. Also, it's pretty handy for vacation, travel, school, camping, hiking or shopping. Color-II are our New Style, they have the new functions as follow. The emergency whistle buckle help you lock your backpack in place securely. Reflective strips for safe traveling at night. Double-layer bottom provide extra strength. Please choose the right one according to your needs.