Posh Pets Grooming and Boarding 256 Flatbush Ave, Brooklyn, NY11217 This small grooming and boarding shop smells fresh like newly bathed and shampooed pets, and it has a welcoming blue…More coloring. It has years of experience and industry certifications for dog grooming. It also offers many pet supplies, even doggie clothing, treats, food and toys. In addition, the shop sells dog food including natural and organic brands. Pet wipes, soaps/shampoos, supplements and dental care supplies are also available. It offers grooming and boarding, and employees walk their pet guests outdoors daily (usually at least twice per day), along the friendly streets of Park Slope.