Features: Maximize your car trunk space with these Suniversal car seat back hooks, designed to securely store umbrellas, shopping bags, and fishing rods while maintaining simple access through their double clamp installation systems. Crafted from strong ABS plastic, these 11x4.5mm black hooks feature tool easy installation within 1 and adapt to most vehicle steel plates (excluding SUVs/hatchbacks) without damaging car interiors. Ideal for drives seeking organized trunk storage solution, especially those regularly transporting wet umbrellas, outdoor gear, or grocery bags that require quick access hanging points. Perfect for rainy commutes, grocery hauls, or fishing trips – keep essential like dripping umbrellas off seats and shopping bags from tipping over during turn. Maintain cabin cleanliness with these space saving car trunk organizers that discreetly mount behind seats, preserving full storage capacity while preventing clutter from loose items. Specifications: Component : ABS Dimensions: Approx. 11x4.5mm/4.33x1.77 inches Package Includes: 1/2xUmbrella Storage Hook note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.