there is still another similar design in 10in and 8in are available,please contact for details if interested in. it kept him highly entertained and i loved how much he enjoyed learning about it all. please do not think me cruel as could not stand to see him in such pain and had him put down. you can also use the spray to clean small spots of mold that are already present in your shower or tub. one can then browse the figure data in python and locate the data. trim off any of the white pith, so you just have the lemon skin. 