IKEA, Big cat litter box less than 10

SAMLA FIRRA they dont sell it in US now i know from comment, I was wrong in measuring the body length. The head is not included in the body length, so the actual body length is cm. This means that the required toilet size was 23inch(58. 5 cm). Thank you for your comments If I have any questions about cats, I try to read a book by Jackson Galaxy, a famous cat expert. I was surprised to read in the book that the proper litter size is body length x 1. 5. Mugi, our biggest cat, is long. That means a toilet is perfect. but the largest cat litter box in our house is only 20inch(51cm) long. I immediately l