The Dr. Elsey’s Premium Clumping Cat Litter is a high-quality cat litter that is perfect for those who suffer from allergies. The litter features a unique blend of premium materials that help reduce dust and provide superior odor control. The hard clumping medium grain clay helps prevent moisture from reaching the bottom of the tray and forming hard clumps that won’t break down. The litter is formulated with a moisture-activated scent for superior odor control.