Nike ReactX Infinity Run 4 - White - 6.5

Experience superior comfort and support with the Nike ReactX Infinity Run 4. Designed for performa...

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Shoe Size UK
Accent Colour

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KICKSCREWNike Men's White/Velvet Brown-Platinum Tint-Lt Crimson Reactx Infinity 4 ' Black Light Crimson' Dr2665-100
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Product Information

Full details

The Nike ReactX Infinity Run 4 is a high-performance trainer designed for adult runners who prioritize long-lasting comfort and support during daily miles. Featuring the innovative ReactX foam for superior energy return and an engineered breathable upper, it delivers a smooth and secure ride for various terrains. While it excels in cushioning, users should note that the specialized foam structure is optimized primarily for road running rather than technical trail terrain.

All features

Age Groupadult
ColourWhite
GenderMale
MaterialVelvet
Shoe Size UK6.5
Accent ColourBrown
Shoe TypeTrainers
SeriesReact Element
Model Part NumberDR2665-100
BrandNike

Extended Product Information

FAQs

Are these shoes suitable for marathons?

Yes, the ReactX Infinity Run 4 is designed for endurance and daily training, making them a great option for high-mileage runs.

Can I use these for trail running?

The shoe is optimized for road and gym use; they lack the aggressive lugs and protective plating required for technical or uneven trails.

How long will the foam last?

While durability depends on running intensity and terrain, the ReactX foam is engineered to maintain its responsiveness for several hundred miles.

Are these true to size?

Most users find them to be true to size, but since feet swell during runs, ensure there is about a thumb's width of space at the toe.

How do I maintain the white color?

Spot clean immediately after runs using a soft cloth and mild soap to prevent deep staining of the fabric upper.

Is this shoe designed for stability or neutral running?

The Infinity series is designed to provide a balance of comfort and stability, making it suitable for runners who want support without excessive bulk.

Troubleshooting

Feeling tightness across the top of the foot

Try adjusting the lacing pattern to a 'window' or 'gap' lacing method to relieve pressure on the midfoot.

Outsole debris accumulation

Use a toothpick or soft-bristled brush to gently remove gravel or small stones lodged in the outsole tread.

Minor squeaking on smooth surfaces

This is often caused by moisture or dust on the outsole; wipe the bottoms with a dry microfiber cloth to restore traction.

Pros and Cons

Pros

  • Exceptional energy return with ReactX foam
  • Breathable construction for temperature control
  • Reliable traction on various surfaces
  • Balanced support for long-distance comfort

Cons

  • Not intended for rugged off-road or technical trails
  • White colorway requires frequent cleaning to maintain appearance
  • Stiffer feel compared to ultra-plush recovery shoes

Setup, Compatibility & Care

To ensure the longest lifespan for your Nike ReactX Infinity Run 4 trainers, proper care is essential. When you first receive the shoes, ensure the size provides enough room for natural foot swelling during exercise—usually a half-size up from casual shoes is recommended. For cleaning, remove loose dirt with a soft brush and use a damp cloth with mild soap for localized stains; never machine wash or tumble dry your trainers, as heat can degrade the integrity of the foam and adhesives. Store them in a cool, dry place away from direct sunlight when not in use.

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