Made of carbon steel material, wear-resistant, rust-resistant, strong and durable, with strong load-bearing capacity, which can bear 25kg (55 lbs). The shelf is strong enough to hold a microwave oven and other kitchen supplies, such as tableware, spices, canned food, condiments, bottles, cutlery, and pots. Two support rods are welded to the front frame on both sides. After finishing the kitchen utensils, the shelf can be more stable without sliding or tilting. The multifunctional microwave oven shelf can be used in your kitchen, wardrobe, garage, shower room and other storage areas.5. Easy to install and clean, the retractable kitchen counter rack can be constructed and adjusted to fit the length of your counter.