Size...M Color...Black x 2, Navy x 2 [FLYSKY] Boxer Briefs Men's 4-Piece Set, Front Closure, Underwear, Cotton Blend, Quick-Drying, Breathable, Antibacterial and Odor-Resistant, Functional, 3D Molded, Men's Underwear, Boxer Briefs, Low Rise Thank you for viewing. This is a great value 4-piece set. It is unopened, but the size doesn't fit me, so I will sell it to someone who needs it. Outer fabric: 95% cotton, 5% spandex Lining: 93.3% viscose, 3.8% spandex, 2.9% polyester Size: M (50-60kg) *Please also refer to the size chart in the image. 【Material Composition】 Material: 95% cotton, 5% spandex; Made with extra-long staple cotton for an exquisite feel, it is smooth to the touch and highly breathable. Cotton material does not generate static electricity, is less prone to pilling, and can be worn regardless of the season. 【Quick-drying】 It absorbs sweat well and dries quickly, so you don't have to worry about sweat odor or stickiness even after wearing it for a long time. It is also highly breathable, so you don't have to worry about stuffiness, and it keeps you comfortable on hot days or during exercise. In addition, it is designed to be gentle on the skin, so men with sensitive skin can use it with peace of mind. 【3D Three-dimensional Sewing】 The three-dimensional structure smartly supports the private parts, gently but firmly wrapping them. The three-dimensional design that does not press down fits well without sticking, and it feels very natural, as if you are not wearing anything. We create a double-layered fabric to protect important parts. 【3D Capsule Bag】 Equipped with a physical friction massage function using convex massage particles! It naturally exerts a massage effect with movement during wear, contributing to blood circulation. The three-dimensional structure smartly supports the necessary areas, gently but firmly wrapping them. The feeling of tightness is close to zero. Highly elastic fabric follows the curves of the body, ensuring free movement. You can use it with peace of mind every day.