With holes in the stone, you can hang it on the pet cage Rectangle appearance design, suspensible, more convenient and sanitary The teeth of small rodents grow continuously, owners need to prepare grinding tools for them, or else they will be uncomfortable if their teeth are too long, so as not to affect their food and avoid grinding the nest or cage. Applicable for hamsters, guinea pigs and other small pets Function: Conducive to add calcium for pet and help grind their teeth