OPAWZ non-toxic and gentle semi-permanent colors for pets. No long-term commitment that gradually washes away through around 8 washes. Give your pet an exquisite and superior coloring result. Play around with the colors and try out different combinations. Coloring results may vary with coat type and breed. No ammonia or peroxide. Most suitable for White haired coat type. Colors will last longer for fine and soft-haired coat type pet such as Bichon and Poodle, which colors will wash away around 8 washes. For wirehaired coat type colors will wash away more quickly. Colors will vary depending upon the hair color for the light brown & light gray haired coat type. Not suggested using on dark haired coat type. No ammonia or peroxide. No off-putting smell. OPAWZ non-toxic and gentle semi-permanent colors for pets. No long-term commitment that gradually washes out around 8 washes for most coat types. Give your pet an exquisite and superior coloring results in just 20 minutes. Play around with the colors and try out different combinations. Coloring results may vary with coat type and breed. It can be used on breed such as cat & horse etc. Safe to Use on Dog’s Older than 6 Months