Size:Medium Medium shirt fits a 16-19″ chest and a 13-16″ neck. Ready for a day out at the beach? Well don’t forget the classic Hawaiian shirt for your pet! The cool blue floral and palm leaf design add flavor to any day trip or Halloween costume. The lightweight shirt has a snap button closure on the chest and a high-cut belly. The folded down collar adds a bit of flare, and it looks even better you coordinate it with our matching swim shorts for that pool party your pet’s been dying to go to.