Reebok Mens Breathable 3 Pack Boxer Briefs Body- 90% polyester, 10% spandex; Mesh pouch- 100% polyester. Machine wash. Breathable contoured mesh pouch Performance fabric for comfort & fit Microfiber waistband with authentic Reebok logos. S(28-30), M(32-34), L(36-38), XL(40-42) Tag free for comfort, Reebok logo at hem