OFHUH Buckle Down Sons of Anarchy Reaper Pet Harness Collar (Black, Size L) 100% SAFE FOR YOUR DOG: With the composition of natural oils including Eucalyptus and Citronella oil, Ofhuh dog flea and tick collar do no harm to the health of your dog. Non-chemical composition cause no harm, no irritation to your dog and causes low concentration to your dog. No bad odor to the surrounding environment. SAFETY DIFFERENCE: Masterfully designed to provide comfort, security and protect your dog from fleas. This is a versatile repellent that protects your dog from fleas, ticks, and mosquitoes. Ofhuh dog flea and tick collar is vet recommended, so you can give your dog this collar with confidence. Stop spending time and money on monthly treatment. KILLS FLEAS AND TICKS EFFECTIVE: It is an effective medicine for flea and tick control ensuring 24/7 protection for a continuous 8 months. The active ingredients will function best during this time. After that, it should be replaced for another maximum protection. FLEA TICK CONTROL FOR ALL DOG'S SIZES: The length of the collar is 25 inches, it can be easily adjusted to fit small, medium and large size dogs from 8 weeks old. Simply adjust the collar, buckle it in a suitable place and cut off any remaining length. YOUR SATISFACTION IS GUARANTEED: It is important to us that you have a great experience with Ofhuh dog flea and tick collar. If you feel you are not achieving the level of flea and tick control that was desired, just let us know and we ensure that you are refunded for your purchase with no exception.