Share the Care Breast Cancer Awareness jacket. Size Medium. Cotton and Nylon. Zipped up pit to pit is 21 inches. Adjustable pull strings for bottom of bracket on each side under the pockets. (Shown on inside jacket picture) Another pocket on upper chest part next to “Share the Care”. The outer bottom half of each sleeve is lined with the black polyester/nylon for less wear on elbow sections. Any other questions, just leave a comment!