Ultra fast delivery (3 days), nickel package. By cons Form, provide a magnifying glass and a little patience, but once understood the principle, it rolls itself! Otherwise, my 3 kitties have quickly adopted, to play like to sleep. A slight drawback: it loses not even when evil "toupee". Frankly, considering the price, more than satisfied !!! (NB: mice 3, are always tied my kitties copies must not be very talented, because they will heartily)