Next Gen All Natural Green Tea Leaves Clumping Cat Litter is Made from Recycled Wood and Green Tea Powder. Wood and Green Tea Naturally Supress The Growth Of Bacteria and Odors In The Litter Box. Next Gen Cat Litters Clump, Flush, Compost, And They Area Extremely Lightweight. One 4 Pound Bag Will Last One Cat for up to 4 Weeks. Fill Your Cat's Litter Box with 2 to 4 Inches of Green Tea Leaves Cat Litter and Scoop the Waste Material Daily. Replace With Additional Litter As Required and Enjoy The Fresh Clean Scent of Wood and Green Tea. Package Size: 4 Pounds or apprxoimately 7 Liters.