Now there's even more choice for decorating your aqaurium as Reef One have extended the popular range of BiOrb easy plants to include some brighter colours and different shapes for the more adventurous fishkeeper. The Blue/Purple colour has been designed to compliment the BiOrb Marine conversion Kit. Exactly as the name suggests, these simple to arrange aquarium plants are supplied in packs of two (currently only in medium) with full instructions and planting tips on the reverse, they are a wonderfully simple way to enhance any aquarium in just a few minutes.