Thank you for viewing my listing among many others. Immediate purchase is welcome. I will carefully package and ship promptly, so thank you for your consideration. Powerful Odor Absorption and Deodorization: Strongly absorbs and deodorizes unpleasant odors with charcoal, keeping your room comfortable. Instant Spot Absorption: Quickly absorbs urine and prevents it from spreading. Prevents Wet Paws: Prevents urine from flowing back and keeps the surface always dry, preventing paw leakage. Replacement Frequency Guide: Small dogs: Approximately 3-4 uses.