Bob Martin Anti-bacterial Bulk Clumping Litter is designed to ensure a hygienic environment by killing harmful bacteria found in the litter tray and is approved under EU Biocide Regulations. The clumping properties mean that Bob Martin Anti-bacterial Bulk Clumping Litter is extremely convenient as tray cleaning is quick and easy by the simple removal of the clumps; this also makes the product good value for money as waste is kept to a minimum. Size of product is 20Ltrs.