A front-opening buckle type adjustable underwear comprises a first cup, a second cup, a first shoulder strap, a second shoulder strap, a body and an adjusting component.

To date, the characterization of bra support and contact pressure mainly relies on human wearer trials where reproducible testing is difficult to achieve and experienced technicians are always required.

The utility model provides a sports bra capable of accommodating sleeves, which comprises a bra main body.