Common materials include metal (often listed as metal or iron) and wood-based materials such as MDF or rubberwood, which are frequently used in product listings.
Individual hook capacity varies by model. Many hooks support about 5 pounds each, while heavier-duty metal designs typically support roughly 10–15 pounds per hook. Check the product listing for exact per-hook ratings.
They mount to the wall using pre-drilled holes. Some products include mounting hardware and step-by-step instructions; others provide pre-drilled holes but expect you to supply basic screws and tools like a screwdriver.
Space-saving wall racks are typically shallow and compact. Many listings show widths around 12–20 inches, depths near 2 inches, and heights roughly 6.5–7 inches.
Total rack capacities shown in listings generally range from around 15 pounds up to about 25 pounds for some wall-mounted models.