The storage bag features a spring design that opens when pinched and closes when released, making it convenient and easy to operate with one hand. Made from flexible, waterproof PU material, it is also easy to clean. This bag can easily carry lipsticks, powder, keys, digital devices, and other daily essentials. It is perfect for travel, vacations, and business trips, serving not only as a lipstick bag but also as a practical cosmetic bag, coin purse, and travel storage bag.