Alpine Pro Women's Short-Sleeve T-Shirt Made of Flexible, Quick-Drying Material The Alpine Pro Sachika Women's Short-Sleeve T-Shirt from the Official Olympic Collection was made especially for the Summer Olympic Games in Tokyo, Japan. The original t-shirt is made of flexible and quick-drying material, which will give you unlimited freedom of movement even during more demanding physical performance. The semi-tight Regular Fit cut perfectly suits every figure. The back and sides are made of a more breathable and airy material. You will find a quality print on the front and sleeves. Material: 90% polyester, 10% elastane