Altra Provision 5 Women's Running Shoe - Gray/Coral Size:5 UK The Glycerin 17 also includes

The Glycerin 17 also includes a orthoLite sock liner for a more plush feel

Reflective elements

It has an athletic fit and is designed to move with the body while 360 degree reflective taping ensures you are seen from every angle

SpEVA 45 lasting

Designed specifically with the active user in mind

Altra Provision 5 Women's Running Shoe - Gray/Coral Size:5 UK The Glycerin 17 also includesThe Altra Provision 5 Women's Trail Shoe exemplifies the evolution of technical support in running shoes. It is a completely updated and overhauled version of the previous models and is at the forefron of natural biomechanical advances. In addition to a medial GuideRail, we've developed a new arch feature, unique to Altra which uses proprioception to help slow pronation and neutralize your step cycle. This feature is a new, revolutionary way of