Robust and durable: Made of high-quality environmentally friendly PP material, it is strong and durable, flexible and not brittle, ensuring long-term use without deformation or damage. It can carry heavier items, and each hook can hold up to 20 kg. Easy storage and convenient travel: each bag contains 4 hooks. These hooks can help you organize clutter and easily store common items such as handbags, shopping bags, clothes, etc. You can also hang special items such as portable tool boxes to effectively use the space in the car, make the interior of the car tidy, improve driving comfort and make travel more convenient. Hidden design, multi-angle rotation: these hooks can rotate horizontally 360° for high flexibility. You can choose to turn the hook to the front of the seat or behind the seat to meet different needs. When you don't need it, you can hide the hook behind the seat so that it does not take up extra space. Widely Used:Size 6.5cm x 6.0cm x 3.2cm. Suitable for various cars, including cars, SUVs, trucks, etc. Before purchasing, please make sure the diameter of the seat headrest bar is between 1 cm and 1.3 cm. Easy installation: the hook adopts a semi-open design and can be installed in one second without tools. You just need to hang the hook on the seat headrest rod. There is no need to disassemble the headrest, which is easy to use.