The Nike Just Do It T-Shirt: Retro appeal with a soft feel. With a vintage-inspired treatment for a lived-in look and feel, the Nike Just Do It Women's T-Shirt is made with a super-soft fabric blend for long-lasting comfort. Benefits. Rib crew neck with interior taping for comfort and durability. Reverse screen print at interior and frontA slim fit that's contoured to your body. Additional Details. Fabric: 50% polyester/25% cotton/25% viscose. Machine wash. Imported