A lightweight kitty litter with virtually indestructible clumps? Introducing NEW ARM & HAMMER HardBall Clumping Litter. The innovative formula works in a new way: to quickly shrink cat waste and odors into ultra-compact clumps for easy, no-mess scooping. Our Lightweight Perfected Platinum Formula (online only) is over 60% lighter than our regular cat litter YET is highly absorbent to form hard clumps. A clean Garden Bloom scent offers 14 days of odor control guaranteed! Purrfect for multiple cat homes.INSTRUCTIONS FOR EVERDAY USE 1) Fill a clean empty litter box with with 3 - 4 inches of ARM & HAMMER HardBall Clumping Lightweight Litter. 2) Kitty litter forms solid clumps. Remove clumps and solid waste daily to keep the rest of the litter fresh. 3) Add more ARM & HAMMER HardBall Clumping Lightweight Cat Litter to replace what you have scooped out and maintain a depth of 3 - 4 inches. Once a month, empty the entire litter box. SWITCHING WITH EASE TO HARDBALL CLUMPING LITTER: 1) Pour 1 inch of ARM & HAMMER Clumping Litter into a clean litter box and add 1 - 2 inches of your old litter brand on top. Do not mix; your cat will mix as it is used. 2) The next time you change the litter box, fill with 2 inches of ARM & HAMMER HardBall Clumping Litter and 1 - 2 inches of your old litter brand. Repeat this for 3 to 4 changes, lessening the amount of your old litter each time. 3) Fill the litter box with 3 - 4 inches of ARM & HAMMER HardBall Clumping Litter. At this point the transition should be complete! However, some cats do need more time, so don't give up and repeat Step 2 as needed.