Ball-point tube: It's healthy & harmless for your pets. Leak proof, Important 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. pet water drinking dispenser has 2 top clips/hooks for hanging on a cage. And you can change direction by turning the top lid 360degree. Automatically feed water, it fits for , Small-sized dog, , rabbit, Other critter like Guinea Pig, , ferret, etc. Effectively avoid the insect dust pollution of drinking water. If you have any problem on your item, Contact us, we will solve all of your worries Very useful pet drinking water , 2 top clips/hooks for hanging on a cage, you can change direction by turning the top lid , though you can not open the top lid. Not fit all cages, 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 with clean water repeatedly the first time use 2.Fill the with drinking water and tighten the cap, hold the , then press the body to let out the air inside the . 3.Hold the and plug up the nozzle, shake the up and down several to release the air in the nozzle 4.Flick the steel ball for a few , it will stop leaking after drop a few 5.Hang the on cage, it may drop a few until the pressure inside and outside the is balanced Capacity: 400ml weight: about 2.6oz colour: Random Color, cannot accept the specified color. Material: plastic size: 17*7.5cm Package Contents: 1*Pet drinking Only the above package content, other products are not included. Note: Light 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.