Made of high quality plastic with optimally sized holes, our Easy Planting Baskets help anchor, protect and spread delicate aquatic plant roots, which are essential to maintaining a healthy underwater garden. Key Features : Ideal for moving rooted plants Helps anchor plants in loose or light substrates Prevents fish that dig in substrate from dislodging plants Supports rooting of delicate and stem plants (i.e. Ceratophyllum demersum, Brazilian pennywort, Lilaeopsis brasiliensis, etc.) Convenient 5-pack format Included : 5 Planting baskets 5 Foam inserts