The Medium Forever Insert Divider with Dakota Guard Antimicrobial is a convenient kennel divider for our medium size Dakota 283 G3 Kennels. The Forever Insert Divider is ideal for puppies as it makes our full-size kennels smaller with the ability to adjust the kennel size as the dog grows into the kennel. Dakota Guard is an FDA and EPA-approved additive that is included in small quantities during a product's production. This results in Dakota 283 products that protect your pet's health and safety from the invisible world. Proven highly effective against MRSA, Salmonella, Listeria, E. coli, staphylococcus, many 'gram-positive' and 'gram-negative' organisms, and dozens of common, dangerous organisms Long-lasting Provides up to 98% protection Just another way Dakota 283 is committed to keeping your pets safe!