OUR MARIMO MOSS BALL ARE 100% SAFE AS IT’S FREE FROM PESTICIDES, PLANARIA, HYDRA & OTHER AQUATIC PEST. WE KEEP OUR MARIMO MOSS BALL TOGETHER IN OUR SHRIMP TANK & WE LET IT GROW. THIS IS TO ENSURE THAT OUR MARIMO MOSS BALL WILL BE FREE FROM THOSE DANGER THINGs. MARIMO MOSS BALL ALSO ACTs AS A MAIN SOURCE FOOD FOR SHRIMP AS IT’s MAKE UP FROM ALGAE. THIS CAN ENSURE SHRIMP WON’T BE HUNGER WHEN BREEDER DIDN’T FEED THEM WITH PELLETs. THE MARIMO MOSS BALL ALSO A VERY GOOD TANK DECORATION AS ITs VERY GREENISH COLOR COULD ATTRACT MANY…