The tube fits these tire sizes:
700x23
700x25
Sometimes it will say 700x23/28 on the box, this tube also fits 700x25 and is a normal road tube.
The brand may vary, but is always of high quality and long lifetime.
For example, Kenda, Mitas, Vtech, Tioga, Deestone, GLR, Bike Attitude or Chaoyang.
100% Quality control.
Fits these tire sizes: