1. The splicing of the sewing thread of the rain cover is treated with a glued waterproof process, which can avoid the infiltration of rainwater 2. The use of large-area reflective materials can better improve the reflective brightness at night, thereby increasing the safety of night travel 3. Fluorescent fabrics are used on both sides of the backpack, which can also play a striking role in daytime travel 4. Nylon fabric is waterproof and tear-resistant 5. The design of elastic and closing mouth makes it more convenient to use 6. Applicable backpack size: S for 40 x 32 x 20 cm; M for 53 x32 x 20 cm, L for 65 x 35 x 23 cm
