Ferplast Guinea Pig Sippy Water Bottle, 3.74 by 3.15 by 7.87" Robust plastic drinking bottle with removable cover Perfect watertight thanks to the special stainless steel nozzle Useful transparent tank to control the water level Easy to fix to wire net cages thanks to the practical fastening system, fixing on smooth plastic surfaces thanks to the practical suckers is also possible Available in different capacities: 0,03, 0,08 or 0,16 gallons