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Model Number:

If there were a competition for cool-weather performance fabrics, the plush and luxurious material of the Thermopolis LT 1/2 Zip would unquestionably take the gold. Soft and delicate on the skin, yet light enough to meet your performance needs, this layer is a great option for training in a variety of temperatures and conditions. Front zipper provides temperature control, and cozy cowl neck increases thermal benefits. A back zipper pocket for secure storage, and a front kangaroo pocket keeps your hands toasty. The semi-fit cut delivers a flattering, feminine touch to this functional piece.


  • Atomic Blue Heather (55)
  • Black/Black (90)
  • Purple Pop (64)


  • Soft, peached fabric for a smooth feel against skin
  • 12.5" zip with lockdown zipper, garage and mesh wind flap
  • Cozy cowl neck design for added warmth
  • Back zipper pocket (5.5" zipper, 7"W x 4"H)
  • Thumbholes for additional warmth
  • Front kangaroo pocket with two slash openings to keep your hands cozy (Approx. 14"W x 8"H)
  • Flatlock stitching to eliminate chafing
  • Front and back reflectivity for increased visibility in low-light settings 
  • Updated design for a fresh look


  • Thermopolis: (92% Polyester/8% Lycra Sueded Jersey Knit), Asics' softest, cooler weather fabric with lightweight stretch and moisture-management qualities to aid in temperature regulation as you run

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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