[Strong Metal Frame]: Thin box spring king features a strong metal frame, which ensures the stability and durability of the mattress. [Quiet and Noiseless]:King size box spring adopts a silent design, no matter how you move or turn over, it will not make any noise, allowing you to maintain a comfortable sleeping environment. [Extra Large Load Capacity]: Box spring king has a maximum load-bearing capacity of 3000 lbs, which can meet the needs of most people and provide you with strong support. [Easy Cleaning]: King box spring 4 inch with fabric cover only, can be quickly disassembled for cleaning. It helps to better mattress protection. [Easy to Assemble]: Box spring for king bed packaging with detailed installation instructions, according to the instructions of the installation of the fastest possible 10 minutes to complete the assembly. Seiugaga BED FRAME Seiugaga is committed to providing its customers with high-quality furniture. We focus on the needs of our users, balancing aesthetic know-how with genuinely affordable pri-cing to make your life more efficient and flexible. Bring comfy feeling into real life, Keep every unique memory. Seiugaga Furniture Manufacturer style is the ultimate pursuit of modern minimalists. Simple and elegant design style will enhance the beauty of your bedroom. This bed frame is expertly packaging into a compact box that arrives at your doorstep, that's easily shipped and maneuvered into the bedroom. INSTALLATION NOTES Please Check the Instruction and Parts before Installation. 2-Person Install Recommended. Assembly can be completed within 30 minutes.