Aqua One - Bio Balls 300pk Purchase additional receiver collars for

Purchase additional receiver collars for all of your pets

Rearrange your artificial plants within the aquarium at any time

Provide plenty of treats and encouragement

Large 16-24 inch neck

as the food intake happens more slowly

Aqua One - Bio Balls 300pk Purchase additional receiver collars forAqua One Bioballs are plastic spheres with a special hollow construction and high surface area which encourage the growth of aerobic filtration bacteria which are essential to any aquarium's health. The Balls are very light and often 'tumble' gently in the external filter's canister, this helps to scrub off debris and prolong effective working life between clean outs. Aqua One Bioballs work well in any filter but are orginally designed to work with