This high-density polystyrene crock bowl has a twist on/twist off quick lock attachment that easily attaches to most horizontal or vertical cage bars, chain link fences or pens, using included hardware. Wide-mouth design with narrower base helps reduce spilling. Twist-on / Twist-off feature makes removal for cleaning easy.

10 Ounce: Perfect for hamsters, rats, mice, dwarf hamsters, small birds, and other small animals.
20 Ounce: Perfect for guinea pigs, rats, ferrets, and rabbits.