Saucony Endorphin Azura - Grey - UK 7.5

No matter the day or the pace, the Endorphin Azura helps you run fast. Soft, bouncy PWRRUN PB foam...

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Product Information

Full details

The Saucony Endorphin Azura is designed for adult male runners looking to maintain high speeds across various training sessions. By incorporating advanced foam technology and specialized geometry, these trainers deliver a responsive, efficient ride that encourages faster transitions; however, runners seeking maximalist cushion or plush comfort might find the performance-oriented feel less forgiving than traditional daily trainers.

All features

GenderMale
Age Groupadult
ColourGrey
Accent ColourBlack
Shoe TypeTrainers
Shoe Size UK7.5
SeriesEndorphin Azura
Model Part NumberS21070-103
BrandSaucony

Extended Product Information

FAQs

Are these shoes suitable for marathon racing?

Yes, their lightweight design and energy return properties make them suitable for race distances, provided you are comfortable with a more responsive feel.

Can I replace the insole with custom orthotics?

The insole is removable, making it compatible with most aftermarket or custom orthotic inserts.

Are these true to size?

They generally follow standard UK sizing; however, since they have an adaptive fit, they may feel more snug than traditional trainers.

How long should the foam last?

With standard road use, the PWRRUN PB foam typically maintains its responsiveness for 300 to 500 miles, depending on individual running style and surface conditions.

Is the Saucony Endorphin Azura waterproof?

No, the trainers are designed with breathable mesh uppers for ventilation and are not waterproof.

Troubleshooting

Foot slipping inside the shoe during runs

Try a runner's loop (heel lock) lacing technique to improve ankle and midfoot lockdown.

Visible wear on the outsole after short use

Check your running gait to ensure you are not dragging your feet, which accelerates wear on high-traction rubbers.

Foam feels stiffer than expected in cold weather

Allow the foam to reach room temperature before a run, as cold can temporarily increase the density of performance polymers.

Pros and Cons

Pros

  • Excellent energy return from the PWRRUN PB foam
  • Smooth and effortless transition through the gait cycle
  • Durable outsole capable of handling many miles
  • Secure lockdown for confidence during fast-paced runs

Cons

  • Firm, performance-focused ride may not suit recovery runs
  • Limited suitability for trail or uneven terrain
  • Requires an adjustment period if transitioning from bulky stability shoes

Setup, Compatibility & Care

To ensure the best experience, verify your size using the UK standard sizing provided (e.g., UK 7.5). When first trying the shoes on, ensure the laces are adjusted to accommodate the midfoot lockdown without causing pressure points. For maintenance, keep the trainers away from extreme heat, which can degrade the foam chemistry. Clean the shoes by wiping the exterior with a damp cloth and mild soap; avoid submerging them in water or putting them through a washing machine, as this can weaken the adhesives and synthetic materials.