Brooks Glycerin 21

The Brooks Glycerin 21 is a premium neutral daily trainer engineered for runners who prioritise plush comfort and smooth ride quality over every mile. Featuring Brooks’ softest DNA Loft cushioning and a refined upper for enhanced breathability and fit, the Glycerin 21 delivers luxurious underfoot softness without losing responsive energy. This makes it ideal for easy runs, recovery days and higher-mileage training where comfort and consistent cushioning are key.

Features:

DNA Loft v2 cushioning – Exceptionally soft, plush foam that delivers premium impact absorption and smooth transitions

Engineered knit upper – Breathable, adaptive mesh with engineered support for a secure, comfortable fit

Balanced midsole geometry – Tuned shape promotes a smooth stride and stable feel across varied paces

Durable rubber outsole – High-traction rubber in key wear zones for dependable grip on road surfaces

Soft, secure fit – Thoughtfully designed upper and heel geometry for all-day comfort and minimal irritation

Materials:

Upper: Engineered breathable knit mesh for adaptive comfort

Midsole: DNA Loft v2 cushioning for premium softness

Outsole: Durable high-grip rubber for reliable traction

Ride & Performance:

The Glycerin 21 delivers a supremely cushioned, gentle ride that eases impact and keeps legs feeling fresh over longer runs. The plush midsole pairs with a breathable upper to create all-day training comfort, while balanced geometry ensures a smooth, confident feel at recovery and easy-to-moderate paces.

Ideal For:

Neutral runners seeking maximum cushioning and a soft, comfortable ride across high mileage, easy runs, recovery sessions and everyday training.