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Hartz UltraGuard ProMax flea and tick collars for dogs.

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Hartz® UltraGuard® ProMax Flea & Tick Collars

Don’t Settle for Stiff Flea & Tick Collars

Hartz UltraGuard ProMax, with a non-stiff and patented design, provides comfort AND protection against fleas and ticks with its flexible, soft collar. The smooth interior surface and outward-facing latches with rounded edges ensure your dog is comfortable yet protected all year long.

Full Body Flea & Tick Prevention

Hartz UltraGuard ProMax Flea and Tick Collar for Dogs kills fleas & ticks, prevents flea eggs from hatching, and also repels mosquitoes. The active ingredients are formulated into the collar and are slowly released over your dog’s entire body for up to 12 months (2 collars each provide 6 months’ efficacy) of consecutive pest protection. This allows your dog to go about their day comfortably while also being protected from head to tail.

Mess-Free Application

Flea and tick collars are a convenient and mess-free form of flea and tick protection. The 2-count Hartz UltraGuard ProMax collar for dogs provides up to 6 months protection each and are packaged in a tin can for easy storage. A secure dual buckle system to ensures the collar remains securely fastened, but also allows for the collar to be removed if necessary (Hartz recommends that collar be worn 24/7 for continuous protection). Fits dogs of all sizes!