Overall built quality, materials used and finishing the steels are good. Fitting while had all instructions consumes a little over 3 overs. Kids love it and the headroom between lower and upper deck is as expected, which was one of key criteria to chose this product among several in market. 

Some improvements would suggest on some ways to give a soft space on common touch point areas like steps rails in bottom deck and upper deck at the side we access, as its causes a small stress of pain while kids stepping up with their soft foot.