Pet Cat Brush Dog Slicker Brush Double-headed Negative Ion One-button Self Cleaning Dog Cat Hair Removal Pets ProductsOverview: With 162 degree curved 2 heads and 8. 9 degree leaning bristles, this dog cat brush perfectly fits the body line of your pets and naturally fits the shape of their spines, providing an extremely good experience of grooming. This cat dog brush is a negative ions pet brush with negative ions emission point in the middle of its two heads, which can continuously emit negative ions to neutralize the frizz effect and reduce the hassle of static