Saucony Endorphin Speed 5 Trainers - White - Size UK 4.5

The Endorphin Speed 5 is primarily designed for speed days, tempo runs, interval training, and even racing. It's also versatile enough for daily training when you want a faster feel.

It features PWRRUN PB cushioning, which is known for being lightweight, responsive, and offering excellent energy return.

The newly designed nylon plate is intended to offer a propulsive and snappy feel, contributing to faster transitions rather than being completely rigid.

SPEEDROLL technology is engineered to create an effortless forward momentum, helping runners maintain a faster pace with less perceived effort by guiding the foot through a smooth roll.

Yes, the combination of cushioning and propulsive technology makes it a strong contender for marathon racing, especially for runners who prefer a faster, more responsive shoe.

The Endorphin Speed 5 features an increased amount of rubber on the heel, which enhances durability in a key high-wear area compared to some previous versions.

The heel-to-toe offset is 8mm (36mm in the heel and 28mm in the forefoot).

The shoe weighs 8.4oz (238g) for a men's US size 9.

Ensure you have the correct size and width. Try wearing thinner running socks. Loosen the laces and re-lace them to distribute pressure more evenly.

The cushioning and plate may naturally lose some of their springiness with extensive mileage. Ensure the shoes are clean and free from debris that might impede the sole's flexibility.

While the increased heel rubber improves grip, running on extremely wet or slick surfaces can still pose a risk. Exercise caution and reduce speed if necessary.

Inspect the mesh for any tears. Avoid abrasive activities or environments that could snag or scuff the material. Gentle cleaning can help maintain the material's integrity.