HANGING DESIGN & FREE UP FLOOR SPACE:4 pockets to hold all the daily car necessities, emergency equipment, tools, children's toys, baby supplies, pet supplies, sports equipment or groceries to keep your trunk tidy. The most important thing is that it high enough fully takes advantage of space above the floor, will not take up space like a box storage bag. You can store large suitcases and strollers on the luggage floor. PERFECT SIZE AND GOOD GIFT: The size is 36.6x 4.8 x 10.3, provides enough storage space, and comes with a variety of pockets of different sizes, which can meet your different storage needs,can be folded when not in use.This kind of car trunk organization is suitable for 90% of car types.This is also a gift for family and friends. EASY TO INSTALL AND STURDY WITHOUT SAGGING:Just fasten the 3 adjustable straps to the seat headrest and stick the strip to the seat back.3 Adjustable Straps and 2 velcros can make it stay in place, a great &firmly fit for your car . Most important is thickly reinforced by high-density double-layer materials and PE board that sturdy ,without sagging. DURABLE STRUTURE AND HIGH-QUALITY MATERIALS: 2.4lb,Thick enough that made of durable 600D Oxford reliable durability , high-quality sewing, high-quality adjustable buckle, heavy-duty velcro, scratch and tear resistance.