Size: M (Tag) Bust: 31.1 - 34.3 inches (79 - 87 cm); Product Dimensions: Length: 23.2 - 35.4 inches (59 cm); Bust: 28.3 - 39.4 inches (72 - 90 cm); (Size L) Bust: 36.6 - 39.8 inches (80 - 10 cm); (10 cm), (Size L) Soft cotton material. Made of thin fabric with a good texture and elasticity.Comfortable fit to the body The neck is not too tight, and it gently wraps around the neck to protect it from UV rays.The length is long enough to be tucked in at the bottom, and it is also neat enough to be worn out. Since it has a classic design, it can be used all year round as a countermeasure against UV rays, sweat and cold in the spring and summer, as an inner layer in the autumn and winter, as a countermeasure against UV rays during sports events and leisure activities.