1. Material： Pumice stone <br><br> 2. Dimensions： 5.4 X 2.6 X1.4 in <br><br> 3. Color: Grey <br><br> 4. Quantity：Three piece <br><br> 5. Wide usages: These pet hair clean brush for removing stubborn pet hair, dust, lint and other particles embedded deep in your carpets, couches, car seats, blankets, etc. <br><br> 6. <b>Notice: Please test the stone hair removal tool in a small and inconspicuous area before using, to ensure it is safe for that particular fabric. </b><br><br> 7. Additional usage & new tests: Some people may use them to remove the rough dead skin off their foot just for fun. While, others may clean toilet bowl or grill. <br><br> 8. <b>Others: This product is only authorized to sold by Battlehymn, and shipped from the US Amazon warehouse.Please don't buy other sellers to provide fake and shoddy products. </b><br><br> 9.This is the most effective dog/cat hair remover for furniture we’ve found ! So skip the hair removal brush and grab an Battlehymn Pet Hair Stone! <br><br>