This queen bed frame is designed for sleepers up to 800 pounds.Inner diameter size (recommended mattress size)：80"L x 60"W 【Sturdy and durable】 WIth tight welding and steel slat,this bed frame,offers stable and level support,preventing the matress from sagging,enhance the matress's life. 【Enough Space】 Welcome to choose the 14-inch style bed ,14.2 inches high with 12.6 inches of clearance under the frame for valuable under bed storage space. 【Noise Free】Still worry about the bed rattling when you sleep? We have upgraded the structure of this bed frame, reinforcing a steel frame at each end, and after you tighten the screws, the whole bed frame is very stable, giving you a restful sleep. Noise-Free Design:The square frame structure increases stability and reduces noise caused by movement or friction with the mattress. Additionally, the bed frame is equipped with anti-scratch foot covers to protect your floors.