★This bed is "customer assembled furniture"★ For "customer-assembled furniture," we ask that customers unpack, assemble, and install the product themselves. Twin bed, long length, semi-double, with shelf, lighting, and power outlet, pocket coil mattress included, semi-double bed, long length Designed with children's safety in mind When sleeping as a family, one concern is the safety of the children. Joint Joy is a safe bed even if you have small children. ・Safe for children who sleep in bad positions The slightly longer length makes it safe for active children. It also reduces the worry of children falling out of bed. ・Safe for small children A low floor bed is safe for small children. There is no need to worry about them falling off. ・Floor type is even more spacious! ・Safe for naughty children The frame is covered in leather, so it is safe for energetic children who play a lot. Even if they bump into something, it's no big deal.