The mug organizer rack is made of iron steel, thicker than other cup holder and strong load-bearing. The surface is coated with black paint, smooth and delicate, strong texture.Comes with screws of appropriate length in the packaging, with only a screwdrive, you can easily screw it under the cabinet or shelf without worrying about damaging the cabinet panel.Our mug hooks size is 6.7" x 4.9" x 1.8", 4 hooks each rack, 2 racks with 8 hooks. The size is perfect, the mug hooks are sufficiently far apart from the hooks, enough for you to hang up mugs, which is great idea for small kitchen to organizer cups and kitchenware.Double row design with 4 hooks, 1 hook can hang up to 2 cups, it wont occupy your extra space in the kitchen, the coffee cup holder hook distance is far enough and will not cause crowding.Suitable for hanging mugs, coffee cups, cooking utensils, dishcloths, etc, make the kitchen look neat and clean.