MEN'S SHORT SLEEVE SHIRT BRANCHES(メンズ半袖Tシャツ ブランチ) Apparel Size:S The fabric is made from

The fabric is made from a blend of stretchy nylon LycraSport® and polyester

In other words

Prototype performance:

so it may feel tight when you put it on

5cm GS:TAM is a regular size

MEN'S SHORT SLEEVE SHIRT BRANCHES(メンズ半袖Tシャツ ブランチ) Apparel Size:S The fabric is made fromProduct specifications OTSO technical t shirts combine the best of design and technology to create ultra lightweight, versatile and comfortable sportswear, showcasing their unique design in fabrics that are incredibly thin and light to the touch. Beat the heat Ultra breathable fabric maximizes airflow to keep you dry and designed to keep you moving even on the hottest, most humid days. Does not restrict movement This ultra lightweight and flexible