Nike React Phantom Run Flyknit 2 - Grey - White - 12.5

The Nike React Phantom Run Flyknit 2 in the Sail-Light Bone colorway is a high-performance running...

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Product Information

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The Nike React Phantom Run Flyknit 2 is an ideal choice for active adults seeking a high-performance running trainer that balances seamless comfort with reliable support. Its standout feature is the laceless Flyknit construction, which provides a sock-like fit and effortless entry, though the fixed structure may not accommodate those who prefer the precise, customizable tension of traditional shoelaces.

All features

Age Groupadult
ColourGrey
GenderMale
Shoe Size UK12.5
Accent ColourWhite
Shoe TypeTrainers
SeriesReact Phantom Run Flyknit 2
Model Part NumberDV2139-100
BrandNike

Extended Product Information

FAQs

Can I replace the insoles?

Yes, the insoles are removable if you wish to use your own custom orthotics.

Are these shoes suitable for a wide foot?

The Flyknit upper provides a stretchy, adaptive fit, but because there are no laces to loosen, it may feel restrictive for those with very wide feet.

Are these trainers waterproof?

No, the Flyknit material is designed for maximum breathability and will allow water to penetrate if worn in wet conditions.

What is the primary use case for this shoe?

These are high-performance trainers intended for road running, fitness classes, and general daily athletic use.

Does the shoe loosen over time?

While the Flyknit material is durable, it is designed to maintain its shape and tension; it should not stretch out significantly with regular use.

How do I choose the right size?

Nike generally runs true to size. If you are between sizes, we recommend trying the larger size for a more comfortable, secure fit.

Troubleshooting

Difficulty putting on the shoe

Ensure you are using the integrated pull tabs on the tongue and heel to distribute tension evenly while sliding your foot in.

Feeling of insufficient lockdown

Ensure you are wearing the correct size and consider using a slightly thicker performance sock to take up excess volume if the fit feels loose.

Stains on Flyknit upper

Spot clean gently with a soft-bristled brush, cool water, and a small amount of non-bleach laundry detergent, then dab dry with a microfiber cloth.

Pros and Cons

Pros

  • Convenient slip-on laceless entry
  • Highly breathable Flyknit material
  • Superior comfort via React foam cushioning
  • Secure lockdown with Flywire technology

Cons

  • No ability to adjust tension like traditional laces
  • Specific fit may not suit every foot shape
  • Not intended for technical trail running

Setup, Compatibility & Care

Because the shoe is a slip-on, ensure you are wearing the correct size to maintain support without the need for manual adjustment. For care, keep the Flyknit material in top shape by hand-washing with a mild detergent and cold water; avoid the washing machine as it may damage the fibers. Air dry your trainers in a shaded, well-ventilated area away from direct heat sources, which can warp the React foam and TPU components. To maintain freshness, remove the insoles occasionally for cleaning and store the shoes in a dry environment.