【Lightweight and Comfortable Design】 Made of lightweight mesh material, perfect for an active lifestyle. Maintains comfort even during extended use. Prevents sweat from the back from soaking into the backpack, keeping you comfortable. 【Multi-functional Pockets】 Features multiple pockets to safely store smartphones, water bottles, sunglasses, and more. Specifically designed for convenience during cycling, hiking, and running. 【Excellent Fit】 Provides a soft fit and can accommodate helmet storage. Suitable for use in active scenarios. - Brand: myrass (Authentic) - Color: Black Green - Material: Mesh - Features: Lightweight Design - Uses: Cycling, Running - Number of Pockets: 5 - Fit: Soft Fit - Helmet Storage: Possible - Smartphone Storage: Possible - 280-290g Approximately 10 liters Thank you for viewing.