The teeth of rodents grow faster, so it is necessary to give pet something to grind teeth to avoid pet biting other things. Our lava chewing toy stones are long-lasting natural hamster treats and gerbil treats. Also do great help for your pets to overcome cage boredom. Specifications Material: Lava Stone Size: 2.4 x 1.2 x 0.6 inches/6 x 3 x 1.5cm each cuboid weight：14g/pcs Quantity: 20 pcs REMINDER: Remove the plastic film from the molar stone before use. The raw material is natural rock, so the product with some powder, please get rid of the powder after opened and then put into the cage. Keep Teeth Healthy The front teeth of rodents have they growing throughout lives, These natural lava rock chew are good for teeth grinding to prevent teeth from growing too fast and too long can help your pets keep their teeth and gums healthy. Easy to Use This Lava Stone has hole design, which are convenient for you to hang on the cage, and you can adjust them according to the height of your pets to facilitate pets to use these chew toys. 100% Natural Non-toxic Our pets teeth grinding stone made of 100% natural lava rock, which is safe,non-toxic, Ideal material for rodent pets grinding their teeth, effectively teeth health of small rodents. Grinding teeth stones can help small pets solve many problems caused by too long teeth, and can also make them relieve their restless emotions and reduce their damage to furniture. Lightweight, most pets will be able to push, toss, and roll it. Suitable for small animals, including hamster, rabbits, squirrels, groundhogs, hedgehogs, guinea pigs, chinchillas, mink, etc. High quality, more quantities, but more inexpensive prices, make every dollar spent is worth.