exterior design Fashion styling: The overall design is simple and stylish, and the rectangular appearance is generous and decent, making it easy to match whether it is for sports or daily travel. Color selection: Offer a variety of colors to meet the personalized aesthetic needs of different users. Drawstring harness: Unique drawstring harness design, convenient and quick opening and closing of the backpack, and flexible adjustment of the capacity of the backpack according to the number of items loaded. Material characteristics Waterproof and wear-resistant: It is made of coated Oxford cloth, with 900D Oxford cloth as the base, and a double-layer high-density polymer particle film is attached to the surface, which has rainstorm-level waterproof performance and excellent wear resistance, and can resist daily wear and bad weather. Strong durability: The sealing zipper adopts the SBS brand, which is smooth and durable, does not get stuck in half, and does not stop teeth to ensure that it is not easily damaged after long-term use. Capacity and storage space Large main warehouse: With a 30-liter large-capacity main warehouse, it can easily accommodate sports equipment such as basketball, football, badminton rackets, and can also hold four or five sets of clothes, 16-inch laptops, and other travel items. Independent racket compartment: There is an independent racket compartment, which can accommodate 2-4 badminton rackets. The inside is fixed with Velcro to prevent the racket from shaking and colliding in the bag. Independent shoe compartment: There is an independent shoe compartment on the side, with sufficient space to put down a pair of sports shoes, effectively isolate the odor and dirt of the shoes, and keep other items clean. Multi-pocket design: the sub-warehouse can put small objects such as feather lines, wrist guards; the front warehouse can put hand glue, keys, etc.; the back hidden bag can put valuables such as mobile phones, power banks or wallets, which is convenient for access and safe and anti-theft; the side mesh bag can be placed Water cup or umbrella, easy to replenish water at any time or deal with sudden weather. Functional features Dry and wet separation: Some styles may have a wet and dry separation function, which can store wet clothing or towels separately from other items to keep the bag dry. Luggage strap: The back of the backpack is designed with a luggage strap, which can fix the backpack on the luggage tie rod for easy carrying during long-distance travel. Lightweight design: Made of lightweight materials, the overall weight of the backpack is reduced, even if it is full of items, it will not place too much burden on the user. Comfort experience Adjustable shoulder strap: The shoulder strap can be adjusted in length to suit users of different heights and usage habits, and the shoulder strap is widened and thickened, filled with soft materials to reduce shoulder pressure, and it will not feel sore when carried for a long time. Curved shoulder strap design: Ergonomic curved shoulder strap design, fit the shoulder curve, increase comfort.