Material - Made of canvas and iron, with a waterproof inner lining, a durable and practical hook, and a dacron mesh. Perfect structure - The all-around Velcro ensures that the metal frame is firmly attached to the bed rails; the wrought iron support is sturdy (supports up to 10 kg) and not easily deformed. Easy to use. Very practical - Its ingenious design allows the bed organizer to be hung stably from the headboard; you can store all kinds of items and keep your bed clean and functional! Multifunctional - Perfect for students who want to store books, magazines, notebooks, pens, mobile phones, snacks, and drinks; also perfect for bunk beds, dorm rooms, bathroom or bedroom doors, loft beds, hospital beds, strollers, etc. Dimensions and capacity - 30 cm x 10 cm x 19 cm, with 4 pockets and 2 hooks, meeting all your storage needs. Attach the hook to a bed rail with a diameter of less than 5 cm.