Improve efficiency-Our dog flea collars are not only recommended by veterinarians, but also regularly tested in professional laboratories to provide you with the best dog flea treatment. To ensure 24/7-8 months protection, this long-lasting flea collar dog is designed with controlled and slow-release active ingredient technology to cover your pet’s entire body in only 24 hours. Be sure to protect your furry friends, family and family from fleas, ticks, mites, lice and larvae 100% natural and hypoallergenic - our flea and tick collar is a safe and healthy flea and tick remedy that prevents allergic reactions, helps your dog forget itching and scratching, and is safe for children and humans . Formulated with plant-based essential oils (citronella, peppermint, lemon, clove and eucalyptus), it is a very cost-effective and time-saving alternative to harmful pills and drops for the treatment of dogs with side effects One size-comfortable and adjustable-suitable for all dog sizes, starting