Dimension: the hollow tree trunk aquarium ornament measurement is 5.342.7inch, perfect for use in small and medium size fish tank (5-50gallon) Small Fish Favorite: there are 5 holes on the trunk fish decor, your lovely pet betta or other smaller fish would be super happy to go in and out the trunk cave to sleep, rest, hide, play, breed Good glimpse for your fish: 100% tree trunk imitation, very detailed, add underwater nature landscape to your aquariums, and you can easily to glimpse your little fish trough 3 side holes Resin Material: durable resin made, friendly for all aquariums and fish. Can be put in fresh water and salt water tank Stay in Place: the aquarium betta log ornament has a flat base, and is completely hollow, will sit stably on tank bottom, no floating over. Looks more brighter and colorful underwater Product description Size:Tree Trunk Tree Trunk Decor Hygger 5 holes hollow tree trunk resin aquarium ornament is hand painted, very detailed and realistic, a wonderful