Nike Flex Trainers - Blue - 11

Lift, run, and move with the freedom to choose your own workout adventure in the Nike Flex trainer...

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Product Information

Full details

The Nike Flex trainers are designed for active adults who prioritize versatility in their fitness routine, offering a lightweight build that excels in both strength training and short-distance running. These shoes provide exceptional freedom of movement through a specialized flexible outsole, making them a reliable choice for gym-goers who switch between exercises; however, their minimal profile may not offer enough stability or cushioning for long-distance endurance running.

All features

Age Groupadult
ColourBlue
GenderMale
Shoe Size UK11
Shoe TypeTrainers
SeriesFlex
Model Part Number19765322
BrandNike

Extended Product Information

FAQs

Are these shoes suitable for heavy weightlifting?

While the flat, flexible sole is fine for general strength training, serious powerlifters may prefer a shoe with a rigid, non-compressible sole.

Can I use these for running?

These are great for short, light treadmill runs or warm-ups, but they lack the support needed for long-distance road running.

How do I know if I have the right size?

You should have about a thumb's width of space between your longest toe and the front of the shoe while wearing your exercise socks.

Can I put these in the dryer?

No, high heat from a dryer can damage the structural integrity of the foam and the bonding agents in the shoe.

Are these good for people with wide feet?

The lightweight, flexible material provides some natural give, but individuals with very wide feet may prefer trying a half-size larger for comfort.

Troubleshooting

The shoe feels too tight after a workout.

Feet often swell during exercise; try loosening the laces slightly before starting your session to accommodate natural expansion.

Traction is slipping on smooth gym surfaces.

Check the flex grooves for small stones or trapped debris that might be preventing full contact with the floor.

Pros and Cons

Pros

  • Highly flexible design encourages natural foot movement
  • Lightweight construction reduces overall fatigue
  • Versatile performance across different training styles
  • Breathable materials prevent overheating

Cons

  • Not intended for long-distance running or heavy marathon training
  • Provides minimal arch support compared to dedicated stability trainers
  • Thin construction offers less protection against high-impact debris

Setup, Compatibility & Care

To ensure the longevity of your Nike Flex trainers, it is important to select the correct size; these shoes are designed to fit true to size for an athletic feel. When cleaning, avoid machine washing, which can break down the adhesives and structural foam. Instead, gently scrub the surface with a soft brush, warm water, and a mild detergent. After cleaning, let them air dry away from direct heat sources like radiators to prevent the materials from warping or becoming brittle. Periodically check the outsole for debris lodged in the flex grooves to maintain optimal traction.