Sale: $ MSRP: $


Model Number:

The Mizuno Breath Thermo® Stretch Crew is your next-to-skin layer for running in cold conditions. The fabric reacts with surface body moisture to generate heat, keeping you warmer, drier and more comfortable on your runs.


  • Black/Flourite (903W)
  • Black/Lichen (904Q)


  • Breath Thermo fibers® react with body moisture to generate heat and provide overall warmth
  • Flat-lock stitching to eliminate chafing
  • Anti-odor and deodorizer functions
  • Back and underarm stretch panels for mobility
  • Tailored to your body for better mobility
  • Reflectivity for visibility


  • Body: Breath Thermo® (90% Polyester/10% Polyacrylate)
  • Top Panel: Breath Thermo®: (87% Polyester/13% Polyacrylate)
  • Panels: Breath Thermo®: (79%/Polyester/14% Polyacrylate/7% Spandex) 
  • Breath Thermo®: generates heat through a chemical reaction between body moisture and fabric, raises surface body temp by 3º, reduces body surface moisture by 20%

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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