It does not come assembled,but if I can put it together,anyone can. Whilst having the thing open, I noticed that the build quality really is poor. Now those bike racks cost 2-5 times the cost of this bike rack so . My son wears a 6. Like the turn on and off jingle noises- it?s little touches like that which endear electronics. They were comfortable, looked good in pictures, kept me cool in 90 degree temperatures, and dried quickly when washed. \(^@^) I struggled a bit to take it apart to put my phone in, but I did it. but oh my gosh I have been converted to a croc lover . If its for games that only play in Stereo like pubg mobile, nintendo switch, ps4 controller, etc.