Bed frame only. This product does not include a mattress. Weight capacity: 600 kg! The frame is designed to be sturdy and can withstand up to 600 kg. It firmly supports your body, so you can use it for a long time. You can use futons that can't be used on regular beds, so it's also recommended for futon lovers! ■ Passed a load test of 1,200 kg A 30-minute vertical load test in accordance with JIS standards was conducted on the center of the floor at a domestic testing institution. It has a sturdy design that has passed a test of 11,768N (about 1,200kg)! [Check!] A structure that firmly supports the body The key is the partitions! Three crosspieces and four partitions firmly support the load from above. ■You can also use the futon you already have! Many beds have floor boards that are not strong enough to be used with futons, which tend to place direct weight on the floor board.