Lixit Plastic Dog Water Bottle with Tube 64 oz
Intended for use with carriers, holding pens or cages, Lixit's Large Breed Dog Water Bottles are easy to install and ideal for most dogs. This dog water bottle attaches easily to most cages and features a stainless steel drinking tube with a double ball.
Filling Instructions: Water bottles work on a vacuum lock. When bottle is filled and first inverted, press the control ball and let water trickle out until vacuum develops before placing bottle in holder.