Reduce, reuse, recycle
>> Height of chair is high as normal chair, has armrest, and the sitting place is octagon.
>> make a paper model of it (prototype)
>> It might be support the weight of client, the legs of chair will be weak, it will fit to size of client, and it will make by card boards and papers which need to recycle.
>> justify your chosen decision to evaluate it fully in relation to the design specification