Price: $ MSRP: $

The ASICS Gel NoosaFast 2 is a triathlon-ready racing flat ideal for 5k to half marathon distances.


Important Shipping Note: U.S. sales only.


The ASICS Gel NoosaFast 2 is all about speed. This neutral racing flat provides a fast ride with a low-profile midsole and responsive cushioning. Triathlon-specific features such as a seamless interior and drainage holes make this a great choice for sockless wear, while included elastic laces ensure a zippy transition.

Model Number:

Weight: 6.2 oz (size 9)

Stack Height: (Heel) 20mm,(Forefoot) 15mm

Available Widths: D=Medium

How It Fits (based on width D)

  • Sizing: Standard running shoe length
  • Heel: Medium
  • Midfoot: Medium to low volume
  • Forefoot: Medium to narrow
  • Toebox Height: Low
  • Arch Structure: Medium to low
  • Shoe Shape: Semi-Curved


  • Rearfoot Gel cushioning system uses a silicone-based gel for responsive shock absorption on impact.
  • Solyte is an ultra light, top-of-the-line midsole that delivers durable and responsive cushioning.
  • Magic Sole uses a vented midsole to minimize weight and increase breathability.
  • F.A.S.T. Drop consists of a low heel-to-toe differential for reduced weight and improved running economy.
  • Guidance line is a vertical flex groove in the forefoot for improved gait efficiency.


  • ASICS High Abrasion Rubber (AHAR) in the heel is made of carbon rubber for exceptional durability.
  • DuraSponge Outsole is made from a blown AHAR compound, for responsive cushioning and flexibility.
  • F.A.S.T. Sole utilizes minimal outsole rubber for reduced weight and optimal performance.


  • Open mesh on the upper provides breathable coverage.
  • Seamless Upper Construction allows for irritation-free sockless wear.
  • Quick laces allow runners to slip on shoes quickly and easily for optimal performance.
  • Lace Garage at the top of the tongue enables laces to be tucked out of the way.
  • Perforated Sockliner provides breathability and adds underfoot comfort.
  • Slip Last involves wrapping and stitching the upper in a bootie-like shape before attaching the upper to the midsole which helps promote flexibility and decreases weight.

Footwear Performance Characteristics

Pronation Control: What's This?

  • Neutral
    • Min
    • Mod
  • Support
    • Min
    • Mod
    • Max
  • Motion Control
    • Mod
    • Max

Heel-Toe Offset (mm): What's This?

  • 0
  • 1-2
  • 3-4
  • 5-6
  • 7-8
  • 9-10
  • 11+

Stack Height:

  • Barefoot
  • Minimal
  • Low
  • Medium
  • High
  • Maximal


  • Road
  • Road-Trail
  • Hard Trail
  • Varied Trail
  • Soft Trail

Shoe Type:

  • Premium
  • Standard
  • Performance
  • Racing

Customer Reviews

Comments: This is a fantastic racing shoe. It's lightweight, fast, and well cushioned. Fits just as indicated by the shoefitter. I've worn it for road races as well as longer track races (5K, 10K on track). When I wear this pair out, I'll be buying another!
From: Basil, Kapaa, Hawaii, USA