Niteangel Water Bottle with Stand for Syrian Dwarf Hamsters Gerbils Mice Rats Degus Small pet Rodents(White)We designed this water bottle holder for Small Sized pets like hamsters, mice, gerbils, rats offer convenience to their daily drinking convenience Adjustable Height of Water Bottle Position To suitable different sizes or height of small animals, the holder has an adjustable height slot to lower or higher the position brings your pet's comfy when drinking It comes with a water bottle that has volume as 4 OZ (ca. 120ml) to perfectly match the stand.