The assembly easily takes 45 minutes, quite easy once the hand acquired to stretch the elastic.
Carefully follow the instructions because there's senses and benchmarks to be met.
Once mounted, the result is very colorful, solid and reassuring, is accessed by a "trap" zipper that opens from the inside as from outside.
Probably limited to one child at a time, my 2 daughters (2 and 4 years old) reach relatively often play together, and even found him other uses: tent, house, bath balls, playground .. .It really entertained them.
In summary, trampoline relatively "large" and actually booked only one child at a time (25 kg max).
Easy assembly and quality overall quite correct.
The question to ask, if in the end it is better outdoors than indoors (when the possibility exists), why not take greater for virtually the same price (almost)?
Otherwise, for indoor use, it has the perfect size, it can not be smaller, and it should not be greater.