Safety resinDiver aquarium decorations is made of safe and durable resinHand coloringSuitable for fresh water and salt water, not easy to fade.Adjustable positionUses buoyancy to allow divers to dive without sinking to the bottom. The package contains 1 floating balls and 1 fishing lines of different lengths. The diving position of the diver can be adjusted according to the length of the fishing line. The floating ball can be opened. If you feel that the diver is floating too fast, you can add water appropriately.Lovely aquarium decorations gift,Diver decorations is suitable for most aquarium landscapes,Whether it's natural wind or collocation with interesting animation charactersIt also applies to small fish tanksThe lovely appearance makes him applicable to a wide range of people. It can be used as exquisite gifts, suitable for Christmas, Valentine's day and other festivals.For fish health Proper water flow is also helpful for the health of fish.As a fish tank accessories, it can help you observe the water flow direction of the fish tank.No sharp edges. Don't worry about scratching small fishWonderful human&pet life As an fish tank decorations, I hope it will make the aquarium beautiful and add fun to your life at the same timeLet your child like it and give it positive meaning.The package decorated by the diver is very fine and not easy to damage.