Approximately 42 cm under the armpits Approximately 60 cm in length This is a thin mountain shirt made of a nylon and polyester blend, which is quick-drying and absorbent. The logo and mark are embroidered and will not peel off. The fabric itself has an uneven texture and is stretchy, making it even more comfortable against the skin, perfect for mountain climbing. It is in good condition with no noticeable damage, but it is not new, so please understand that it is a used item that has been stored at home before purchasing.