1. Brand design, security assurance, tailored design, specifically designed for Pocket 3; 2. It is anti fall and pressure resistant, taking into account both internal and external factors. It can not only withstand the pressure of daily traffic, but also cushion the impact force if accidentally dropped, protecting Pocket 3 from damage; 3. Compact and lightweight, with a reasonable spatial layout and just the right amount of storage; 4. High quality materials, wear-resistant and scratch resistant, comfortable to the touch, not easily worn or scratched, safe and durable; 5. Sponge pad, soft machine protection, protects the machine from scratches, and provides a more stable installation; 6. One rope dual-use, safe and sturdy, can be used as a wrist rope or as a neck strap; 7. Anti fouling and splash proof, wipe clean immediately; 8. Convenient to carry, portable for travel, compact in size, meeting various usage needs.