---
title: "Guide to Saucony Technologies | PWRRUN Cushioning, Speedroll & FormFit"
description: "Explore the innovative technologies behind Saucony running shoes. Learn how PWRRUN PB foam, Speedroll geometry, and FormFit technology enhance performance."
url: "https://sportspirit.md/en/technology/saucony-technologies"
type: "website"
locale: "en"
---
# Saucony technologies

### Saucony Innovations and Technologies

Original Saucony running and lifestyle footwear is the result of over a century of performance engineering designed to elevate athletic potential and comfort. The brand focuses on achieving the perfect balance between dynamic cushioning, high energy return, and anatomical lockdown for runners of all levels, elite athletes, and active lifestyle enthusiasts.

Below is a guide to the core patented Saucony technologies. Discover how innovative midsole foams, adaptive upper constructions, and high-traction outsoles work together to reduce joint impact and increase efficiency with every stride.

### SRC (Super Rebound Compound)

A heel insert made of resilient EVA-based foam, designed to effectively absorb impact during landing and provide a smoother heel-to-toe transition.

### SSL EVA

A lightweight EVA-based foam material that provides cushioning while reducing the overall weight of the shoe.

### XT-900

Abrasion-resistant rubber for reliable traction and increased durability.

### ProGrid

A cushioning technology designed to efficiently distribute impact forces, enhance stability, and provide a smooth heel-to-toe transition.

### Grid

A cushioning technology designed to evenly distribute impact forces, enhance stability, and provide essential support during movement.

### XT-600

XT-600 rubber outsole for reliable traction and an optimal balance of lightness and durability.

### FORMFIT

3D adaptive fit technology, in which the cushioned midsole and flexible upper materials work together to adapt to the shape of the foot, providing comfortable fit, support, and natural movement.