Saucony - Endorphin Speed 5 - White - Floral - Size UK 2.5

Yes, the Endorphin Speed 5 is frequently used for racing, including marathon distances, thanks to its balance of energy return and cushioning.

The shoe features an 8 mm heel-to-toe drop, which is standard for performance training footwear.

While capable of treadmill work, these are optimized for linear running movement and may not provide the lateral stability required for heavy lifting or HIIT classes.

Generally, you can expect optimal performance for 300-500 miles, depending on your running surface and body weight.

The Endorphin Speed 5 typically offers a performance-oriented, snug fit; users with wider feet may need to consider if their standard size provides enough volume.

Try adjusting the lacing pattern to a runner's loop or skip the lowest eyelets to reduce tension across the arch.

The shoe is designed primarily for flat, paved road surfaces; avoid using it on technical, uneven, or rocky trails to prevent ankle rolling.

PWRRUN PB can stiffen slightly in freezing conditions; allow the shoes to warm up indoors for 30 minutes before your run.