New Boy’s ZeroXposur Sun Top UPF 50+—with Sharks-Cool Looking!! Easy Care. Sz S-4 chest is 13 1/2 inches & length is 16 1/2 inches. Sz M-5/6 chest is 27 1/2 inches & length is 17 inches. Comes from smoke free home. I do have a Black lab Dog. Take a look at my store zacksmom724. I am helping my Son through College. He wants to be a Doctor.#71224