WOMEN'S GLYCERIN 22 Size:5.5 ​​The new 4D GUIDANCE SYSTEM™

​​The new 4D GUIDANCE SYSTEM™ helps provide adaptive stability

The first ALTRA shoe inspired by and developed with an ALTRA athlete

The updates provide better grip and enhance the shoe’s durability

How it’s different: It’s been renergized with a new foam midsole and a premium

a brand new original

WOMEN'S GLYCERIN 22 Size:5.5 ​​The new 4D GUIDANCE SYSTEM™The Brooks Glycerin 22 is a premium daily running shoe that offers a blend of comfort, cushioning, and durability, making it a top choice for runners seeking a plush yet responsive ride. Weight 9. 1 oz Heel to Toe: 10mm Key Features DNA Tuned Midsole: The Glycerin 22 introduces Brooks' DNA Tuned foam, a nitrogen infused midsole designed with larger cells in the heel for enhanced cushioning and smaller cells in the forefoot for a more responsive toe