【8 MONTHS LONG-LASTING PROTECTION】Flea and Tick Сollar for cats protect your pet from fleas and ticks 24h/7 days a week during 8 months.Avoid the hassle of monthly treatments,save more time and money. 【SAFE】 Youzxde flea collar is specifically made of the latest low-sensitivity 100% plant essential oils, without harmful chemicals making it tolerable for all cats.The collar also has an emergency breakthrough point to better protect your cat when the collar is subjected to strong external forces. 【WATERPROOF】Youzxde flea collar continues to be 100% effective after bathing and playing in the rain. No need to take off the cats collar when swimming or bathing. 【ONE SIZE FITS ALL】Our jagged adjustable design makes it easy to be used for any sizes cats. You can easily adjust the collar to get the perfect fit for your cats. 【100% CUSTOMER SATISFACTION】We are committed to providing customers with the best products and services.If you are not 100% satisfied with our cats flea collar or have any issues, please contact us and we are willing to give you a full refund.