21 in x 21 in (53.3 cm x 53.3 cm). Bonus 50 pads + 2 pads. Won't spread won't leak. Lasting freshness. Turns liquid into FlashDry gel technology. Blocks leaks at the corners. Hartz Dog Pads Can Be Used Daily for: Dogs home alone. Ailing, incontinent or senior dogs. Lining crates and carriers. Drying wet paws and fur. Protecting car seats. Want some tips? www.hartz.com. Call our experts at 1-800-275-1414. www.facebook.com/HartzPets. Like us on Facebook for access to great product giveaways, useful pet tips, fun pet facts, and news about our 1,500 products! Made in the USA of US & imported materials.