This is a set of 3 t-shirts: two from the Naha Marathon (2024 and 2025) and one from the Omotesando Women's Run. Naha Marathon T-shirts: * 2024: Brand new, unopened. * 2025: Worn once for a commemorative photo and washed at home. Size: SS. Omotesando Women's Run T-shirt: * 2025: Worn once. Size: M. Please take a look. 100% polyester. How about these for your regular running practice? (*´꒳`*) Made of 100% polyester, so they are quick-drying. The dark colors mean sweat stains won't be noticeable even if you sweat (*'▽'*)