Model Number:

The Pearl Izumi Fly Split Short gives you wings so you can fly. Its unrestricted feel, 3/4 split and ventilation panels can only mean one thing: ultimate speed. Updated back envelope pockets allow you to securely stow nutrition and other essentials on the run. 


  • Black (021)


  • Approx. 3" inseam, 11" outseam (size medium)
  • Mesh panels on back provide superior ventilation
  • Mesh inner brief for comfort and moisture wicking
  • 2 easy access back envelope pockets to stow small essentials (approx. 4"W x 3"H)
  • Elastic waistband with drawcord for an adjustable fit
  • Reflective Pearl Izumi logo and accents for increased visibility 
  • Three-quarter split for freedom of movement


  • P.R.O. Transfer fabric: Body (100% Polyester), a moisture-wicking fabric which quickly transfers moisture from your skin to the surface of the garment, keeping you dry and cool even as you perspire
  • P.R.O. Direct Vent Liner with Minerale: Liner (82% Polyester/ 18% Spandex), a breathable, anti-microbial fabric
  • Direct Vent: Mesh panels (82% Polyester/ 18% Spandex), a breathable, open fabric for ventilation
  • Gusset (50% Minerale Polyester/ 50% Polyester), a moisture-wicking, anti-microbial fabric

Apparel Performance Characteristics

Apparel Fit: What's this?

  • Compression
  • Fitted
  • Semi-Fitted
  • Relaxed

Temperature Range °F: What's this?

  • Cold
    • Below 30
  • Moderate
    • 30-45
    • 40-55
    • 50-65
  • Hot
    • above 65

Fabric Thickness: What's this?

  • Thin
  • Medium
  • Thick

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