Fight the current.

Instead of going with the flow, set yourself apart from the pack with the United By Blue Men's Upstream Performance Board Short. Its eye-catching print puts style at the forefront, while its stretchy, quick-drying fabric and gusset construction ensure you can swim, cliff dive, and surf freely and comfortably.

  • Stretchy, stylish board short that handles your whole summer
  • Quick-drying and flexible fabric made with recycled content
  • Self-lined waist offers soft comfort
  • Pound of trash removed for every United By Blue product
  • Reviews
  • Q & A


  • Familiarity: I've put it through the wringer
  • Fit: True to size
  • Size Bought: 34

I bought these for my boyfriend and he is absolutely in love with them. He pretty much lives in board shorts in the summer and these have quickly become his favorite. The print is awesome and so is the fit!

Great Print, Great Quality

    My husband loves these! The print is super unique, and they also fit super well.