Pocket Pets Color Changing Blue Merle Roly Polys (Rolie Polie Isopods) A minimum Of 5 Color Changing Blue Merle Roly Polys (Also called Potato Bugs, Isopods, or Pill Bugs) This personal side kick will stay in your pocket and go wherever you go (with seperate Pocket Pet Habitat sold seperately on Amazon) Meant to be used with a Pocket Pet Habitat and Roly Poly Farm available on Amazon Deep dark purple after their molt and a radiant blue the second half. All exotic Pocket Pet Roly Poly species ordered together will be combined to save on shipping.