Fluid 2K Pro Performance 21″ Boardshorts – Black

Original price was: $69.95.Current price is: $34.98.

Description

Push through heavier water in the Fluid 2K Pro 21″ Boardshorts. This men’s pro trunk uses a lightweight 90% partially recycled polyester / 10% elastane 4-way stretch fabric, engineered sublimation panels, and a fixed 21″ outseam. Finished with a smooth waistband, welt zip pocket, and Billabong woven label branding. Featured here in the Black colorway.

Features

  • Fabric: 90% partially recycled polyester, 10% spandex blend woven fabric with 4-way stretch
  • Product type: Men’s performance boardshort in the Fluid 2K Pro style for surf and swim
  • Outseam: 21 inches (long)
  • Fit: Performance (Pro fit designed to minimize drag)
  • Waist: Fixed waist with secure closure
  • Branding: Billabong woven label branding
  • Other features: Welt zip pocket at side for small essentials
  • Other features: Smooth waistband for a clean, comfortable feel
  • Other features: Engineered sublimation with cut-and-sew panels
Additional information
ColorBLACK
Size28, 29, 30, 31, 32, 33, 34, 36, 38, 40
Shipping & Delivery

Reviews

★★★★☆

"Picked the matte black and the compartments keep everything organized. Used it for a week of meal prep. Took a day longer than estimated to arrive, no big deal. Exactly what I needed."

Olivia Jackson Olivia Jackson Jun 1, 2026
★★★★★

"Picked the gray model and the build quality is better than the photos suggested. Brought it to a tailgate and it performed. Would buy again."

Jessica Brooks Jessica Brooks May 20, 2026
★★★★★

"Bought the starter kit and the grip is comfortable for long sessions. Took it to the lake house for the weekend. One minor scuff on the corner, purely cosmetic. I'm in Kansas City, MO. Glad I went with this one."

Kevin Allen Kevin Allen Jun 28, 2026
★★★★☆

"Chose the king size and it heats up fast and evenly. It keeps up with my home office setup. Would recommend."

Ruth Brown Ruth Brown Jun 19, 2026
★★★★★

"Went with the small and the build quality is better than the photos suggested. Brought it camping and it held up fine. Worth the money."

Laura Moore Laura Moore Jul 15, 2026
★★★★★

"Picked the gray model and the grip is comfortable for long sessions. It's been my go-to for morning coffee runs. Slightly heavier than expected, still well balanced though. Happy with my purchase."

Sandra Ali Sandra Ali Jul 13, 2026
★★★★☆

"Ordered the 3-pack on sale and the battery easily lasts a full day of use. Brought it camping and it held up fine. Exactly what I needed."

Frank Perez Frank Perez Aug 5, 2026
★★★★☆

"Packaging was secure and nothing moved. The zipper glides without catching. I've had it on the kitchen counter daily. Happy with my purchase."

Heather Nelson Heather Nelson Jun 11, 2026
★★★★★

"Ordered the refurbished unit and it heats up fast and evenly. Used it on my commute all month. Definitely a repeat customer after this."

Mia Adams Mia Adams Aug 7, 2026
★★★★★

"Chose the larger size and it heats up fast and evenly. Used it during a move and nothing shifted. Worth the money."

Victor Reed Victor Reed Jun 12, 2026