The textured surface gives good glue adhesion and an ideal growing surface for Zoanthid or any other coral.
The plugs are made of high quality course coral sand and are totally reef safe having been cured.
The approximate size is 20 mm high by 20 mm across the top.
Dispatch is normally on Mondays and Thursdays via tracked service.
Please look at my other auctions I will always combine postage at cost.