East Side Collection ZM5173 14 19 Fruit Frenzy Hibiscus Polo Capri, Small/Medium Hawaiian-styled Hibiscus pattern Polo design with 2- or 3-button placket Made of machine-washable poly/cotton with a high-cut; stay-dry belly Size Small/Medium is a half-size between a Small and a Medium. It fits dogs that measure 10"-14" from neck to butt; 11"-15" neck; 14"-17" chest (Small dogs = 12" long & Medium dogs = 16" long). PLEASE MEASURE YOUR DOG BEFORE YOU BUY. Dog garments come in 10 different sizes.