Frequently Asked Questions

General Questions

  • What age should my cat be to be given a toy?

    Toys can be given to pets as soon as they show interest in playing (usually about 4-6 weeks old) and toys can help build coordination and motor skills in young pets.

  • Can I order cat toys from your website?

    Hartz is a manufacturer and does not sell directly to consumers. Our website was designed for informational purposes.

  • Where can I buy Hartz cat toys?

    Our toys are available in supermarkets, large retail stores and online, among other locations. You can find your cat’s favorite toys by clicking the “where to buy” button on the product detail page on our website.


  • Will Oinkies treats help clean my dog’s teeth?

    While chewing action helps remove plaque and tartar build up, consult with your veterinarian for professional advice on dental health and routine care.

  • What should I do with the oxygen absorber in the treat bag?

    Oxygen absorber packets are placed inside of all Oinkies packaging to enhance taste and freshness.

    This packet should NOT be eaten or cut open.

    For your dog’s safety, immediately discard all treats exposed to an open oxygen absorber.

    Seek immediate medical attention from your veterinarian if your dog swallows an oxygen absorber or its contents.

  • For longer lasting treats, how long can the treats be left out once given?

    Oinkies treats are intended to be consumed in a single sitting. For your dog’s safety, unconsumed treats should be discarded within the same day. Always monitor your dog while they eat food or treats.


  • Are Hartz UltraGuard® and Hartz® Pet Defender Plus™ products registered?

    Yes, all Hartz UltraGuard® and Hartz® Pet Defender Plus™ products are registered with the EPA and the states, data has been provided for both efficacy and safety as required.

  • What is the difference between the Delectables™ 10+ years and Delectables™ 15+ years?

    The difference between the 10+ and 15+ is the 15+ has added Potassium Chloride for Kidney Health Support and Prebiotics to help support healthy digestion. All other ingredients in the formulation are the same.

  • Can Delectables™ be refrigerated?

    Since these are not re-sealable pouches, we recommend feeding the complete pouch once opened. Unopened packages do not need to be refrigerated.


  • What are the expiration dates?

    All Wardley products are formulated with a two year shelf life when stored in a cool dry place.

  • Where can I find product?

    Wardley products are sold across the country in fine retailers that carry pet supplies including Wal-Mart, PetCo, K-Mart and most major grocery store chains.

  • How often should I feed my fish?

    Fish should be fed 2-3 times a day in quantities small enough for them to consume in a few minutes. Do not overfeed fish, as this may affect water quality and the health of fish.