Ball-point tube: It's healthy & harmless for your pets. Leak proof, Important Please see product description to learn how to prevent leaking Add water by twisting off the bottom lid with nozzle tube, A sealing ring in the lid. Nozzle is designed with ball-point tube built-in spring, which allows pets drink water conveniently by themselves. Our pet water drinking dispenser has 2 top clips/hooks for hanging on a cage. And you can change its direction by turning the top lid 360degree. Automatically feed water, it fits for puppy, Small-sized dog, , Grown rabbit, Other Grown critter like Guinea Pig, , ferret, etc. Effectively avoid the insect dust pollution of drinking water. If you have any problem on your item, Please Contact us, we will solve all of your worries Very useful pet drinking water bottle, 2 top clips/hooks for hanging on a cage, you can change its direction by turning the top lid , though you can not open the top lid. Not fit all cages, hope the clip/hook size could give you a reference. Fit for small-sized dog Automatically feed clean water Important How to prevent leaking 1.Wash the bottle with clean water repeatedly before the first time use 2.Fill the bottle with drinking water and tighten the bottle cap, hold the bottle , then press the bottle body to let out the air inside the bottle. 3.Hold the bottle and plug up the nozzle, shake the bottle up and down several times to release the air in the nozzle 4.Flick the steel ball for a few times, it will stop leaking after drop a few 5.Hang the bottle on cage, it may drop a few until the pressure inside and outside the bottle is balanced Capacity: 400ml Bottle weight: about 2.6oz colour: Random Color, cannot accept the specified color. Material: plastic size: 17*7.5cm Package Contents: 1*Pet drinking bottle Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.