Discover the innovative 6lb bag of Pretty Litter, designed for your cat's health and your convenience. This lightweight, dust-free formula changes color to monitor your cat's well-being, offering peace of mind with every use. Easy to maintain and odor-controlling, Pretty Litter makes cat care simple and stress-free. 🐈‍⬛🐈‍⬛ We want to reassure you that our silica litter (crystal litter) could save you big money on expensive vet bills, not to mention it could save your cat's life. The soiled, color-changing litter will show the following: TRY PRETTYLITTER TODAY Dark Yellow / Olive Green color indicator Typical Dark yellow/olive green indicates cat urine within the typical range. Orange color indicator Acidity Orange may indicate metabolic acidosis or kidney tubular acidosis. Blue color indicator Alkalinity Blue may indicate certain types of urinary tract infections or increased risk of stone formation. Red color indicator Blood Red may indicate bladder crystals, feline lower urinary tract issues, or certain types of kidney disease.