From the website: Smart pockets with RFID Our travel-safe crossbody bag takes security to the next level with its smart pockets designed for your cards. Inside, you'll find multiple pockets lined with cutting-edge RFID protection. On the outside, discover a discreet zippered pocket cleverly tucked away on the back. Anti-theft design Featuring a small lock to slip the zipper through, it renders unauthorized unzipping impossible. This clever mechanism adds an extra layer of protection, averting potential pickpockets and keeping your valuables safe and secure. Made to last Our travel-safe crossbody bag features durable, water-repellent fabric, ensuring long-lasting reliability and protecting your belongings from various weather conditions.