Amazon.com: Large Travel Backpack for Women Waterproof Back 。Premium Travel Backpack – Offering style and functionality this anti theft backpack provides plenty of interior and exterior pockets for storing an iPad, books, smartphone, wallet, cosmetics, and other on-the-go essentials. Improved Anti-Theft Protection – Ideal for avid travelers or women taking public transportation this backpack features a unique, large capacity design that allows you to carry all your important items but also better protect them from theft. Waterproof PU Leather Craftmanship – This faux leather backpack is made with soft PU leather and water-resistant nylon fabric to provide enhanced strength and resilience on your travels while still ensuring a trendy, fashionable look.