New formula: This Pest Control Collar has adopted a new idea and formula. Make it dog and cat friendly and give your furry friends a moment of peace during the pest season. Long-lasting: The flea collar for dogs and cats is the most effective way prevent fleas and ticks from your fur friends for up to 12 months. The active ingredients will work best during this period of time, effectively preventing all types of ticks and fleas, providing maximum flea and tick prevention for your pet. Adjustable Pest Collar : This long enough adjustable flea collar allows you to use it on small/medium and large dogs/cats. Fitting to the appropriate size for your lovely pet and there is no need to cut off the excess, as they can be securely attached to the safety ring of the collar. Collar Waterproof: Don't worry about the effect of the collar if your playful pet plays in the water. It's still 100% effective after swimming and playing in the rain. Highly Recommended: Vet-recommended flea and tick protection for pets in a convenient, odorless, non-toxic collar fat, no need for monthly treatments. Number of shipments: 1 pieces