Saucony completely rehauled the Guide 17. They updated their stability mechanism by changing the platform to make the base wider and extend the sidewalls higher, while an asymmetric profile helps guide your stride. They also lowered the heel-to-toe drop from 8 mm to 6 mm to give you smoother transitions and more stability.The changes didn’t just stop with the new stability design, Saucony added more PWRRUN cushioning underfoot to make it softer and more cushioned. Plus, a new upper construction provides 360 degrees of comfort.Comfortable and stable, you will be ready to run in the Saucony Guide 17.With a brand new way to provide stability, the Guide provides plenty of comfort for all of your walks, runs and gallivants. It has a broader base, deeper sidewalls and Center Path Technology to keep you running smoothly and help support those with flexible arches or who overpronate. Our reviewers felt that this new technology really helped to guide their feet and keep their momentum rolling forward as opposed to inward.The comfort extends from the plush, luxurious upper to the added PWRRUN cushioning underfoot, making every experience a joy in the Saucony Guide 17.Details Upper: Premium plush material and a bold ergonomic design give you plenty of comfort and a great fit. Midsole: PWRRUN cushioning gives you plenty of shock absorption and cushioning to make every run and walk comfortable. Stability: Exclusive Center Path Technology provides you with smooth transitions and plenty of support thanks to the broader platform, higher sidewalls and asymmetric profile to guide your stride. Tech SpecsSaucony Guide 17Weight9.4 oz (M), 8.1 oz (W)Heel-to-toe drop6 mmStack HeightHeel: 35 mm / Forefoot: 29 mmCategoryStabilityUseEveryday training Saucony Saucony Mens Guide 17 Blk/Shdw S20936 100