Womens Brooks Glycerin 21 M880O14 A 7mm heel-to-toe drop to

A 7mm heel-to-toe drop to help you run smoothly and efficiently

certified by Control Union (CU 880272)

this spike adapts to your speed

Heel to Toe Drop: 10mm (37mm / 27mm)

UV resistant

Womens Brooks Glycerin 21 M880O14 A 7mm heel-to-toe drop toBrooks brings back the fan favorite Glycerin in its 21st edition, packing even softer cushioning and enhanced durability. With an added 2mm of DNA LOFT v3 Foam, the Glycerin 21 maintains its legacy of providing plush cushioning, now with a more structured heel counter for a secure ride. The redesigned outsole includes RoadTrack rubber made from recycled silica, delivering better stability and longevity, while the updated engineered warp mesh upper