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Model Number:

The Pearl Izumi Infinity Thermal Tight delivers high-performance warmth, run after run. Featuring a mid-weight brushed thermal interior, this tight allows for superior movement with strategic warmth and protection from the bitter wind. An attached internal front brief adds extra protection, while a back zipper pocket provides secure storage. Reflective details increase visibility, and ankle zippers allow for temperature control and easy on/off.


  • Black (021)


  • Approx. 28" inseam, 37" outseam (size Medium, unstretched)
  • Plush elastic waistband features a drawcord for an adjustable fit
  • Secure back zipper pocket for secure storage (approx. 3" x 7")
  • Brushed interior for warmth
  • Flatlocked seams to eliminate chafing
  • 8" lockdown ankle zips with garage for temperature control and easy on/off
  • Internal front wind brief for added support and protection
  • Reflective details for increased visibility in low-light settings 


  • Elite Thermal Fleece: (30% Nylon/ 14% Elastane/56% Polyester) front panel provides superior moisture transfer and warmth

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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