Features and characteristics: European design and functionality with a stylish and sophisticated appearance, suitable for various occasions such as commuting, school, travel, and outdoor activities. Lightweight and durable, making it a must-have item for outings that can be used without choosing a specific scene. Waterproof Oxford material provides protection for your belongings during rainy weather or water exposure. Soft handle and air cushion belt offer comfortable and convenient carrying for extended periods, with a USB charging port for on-the-go device charging. Spacious 17-liter capacity for carrying all your belongings. Lightweight design weighing only 0.905 kg for easy portability. Convenient size of 48 cm length, 30 cm width, and 12 cm depth. Reliable quality with a 90-day warranty from the date of purchase, with replacement or refund for any initial defects, failures, damages, or malfunctions occurring during normal use.