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Model Number:

Throw on your Saucony Siberius Sportop when it looks too cold to run outside. Thick, thermal, fully brushed fabric will keep you warm when the thermometer starts to plummet. Half zip provides adjustable temperature control, and ample reflective details help you be seen in lower light settings. 


  • Black (BK)
  • Red (STR)


  • Approx. 8" half zip with lockdown zipper and garage for adjustable temperature control
  • Two front zip pockets to stow essentials (Approx. 7.5" zipper, Approx. 7"W x 10"H)
  • Media-ready zip pocket on left arm (Approx. 4.5" zipper, Approx. 3.5"W x 7"H)
  • Fully brushed thermal fabric for intense warmth and coziness
  • Front and back reflectivity for increased visibility in low-light settings


  • Main Body: Siberius (92% Polyester/8% Spandex), a very thermal fully brushed fabric designed to wick moisture and keep you toasty

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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