Floor grid for dog crate keeps your pet puppy elevated & clean within their kennel; This floor grid is specifically designed to fit Midwest dog crates but can also fit other standard models For medium metal dog crates; The elevated floor grid fits Midwest Life Stages Metal Dog Crates 1630 and 1630DD STRAIGHT SLIDE BOLT LATCH, Ultima Pro 730UP (medium puppy breeds) Extremely durable vinyl coated floor grid w/ 1/2-inch spacing is safe on your dog's paws; This floor grid measures 29.1L x 21.6W x 1.1H inches Using an elevated floor grid increases healthy air circulation under your dog / puppy while they are in their dog crate; This floor grid can be used w/ the leak-proof pan of your metal dog crate Metal dog crate floor grid includes a 1-Year Manufacturer's Warranty; For questions regarding correct floor grid size for your dog crate, please contact MidWest Customer Service at 1-800-428-8560, available 9:00 AM - 4:00 PM, Monday - Friday