ShoesBrooksGlycerin 22

Brooks

Brooks Glycerin 22

Brooks Glycerin 22. 38.5mm stack, 293g. Retailer specs verified on Running Warehouse.

PR Run Verified
Soft trailsLong ultrasDaily training

PR Run scores

Grip3/5
Cushion5/5
Protection3/5
Durability3/5
Versatility3/5

PR Run derived fit scores

84Elite

100-miler readiness

Will this shoe survive a hundred-mile night? 38.5 mm stack, cushion 5/5

78Great

Descent tolerance

Does it save your toenails on long descents? 28.2 mm forefoot, heel counter 3/5

99Elite

Swelling room

Room to grow when your feet swell? 23.6 mm toebox height

100Elite

Grit resistance

Does dust stay outside the shoe? 5 BR breathability

24Weak

Hot-day comfort

How well does it breathe in heat? 5 BR / ?% drying

51Solid

Achilles-friendly

Kind to a cranky achilles? 10.3 mm drop, heel counter 3/5

Full specs

Drop

10.3 mm

Heel stack

38.5 mm

Forefoot stack

28.2 mm

Weight

293 g

Plate

No

Waterproof

No

Lab measurements

MeasurementValue
Traction (CoF)0.44
Breathability5 BR
Flexibility15.0 N
Heel counter3/5
Energy return54.8 %
Shock absorption133 SA
Midsole softness30.0 HA
Outsole thickness3.4 mm
Tongue padding11.5 mm
Insole removableYes
Insole thickness5.0 mm
Reflective elementsYes

Lab numbers from RunRepeat. Sources.

Fit intelligence

Toebox width

Narrow toebox (73.7 mm vs 96 mm median)

Toebox height

Slightly shallow (23.6 mm vs 25 mm median)

True to size.

Fit numbers from the lab. Swell guidance: foot care.

Questions before you race

Is the Brooks Glycerin 22 good for 100-mile races?

Elite. 38.5 mm stack, cushion 5/5. 100-miler readiness score 84/100.

Does the Brooks Glycerin 22 fit wide feet?

No. Toebox is 73.7 mm which is narrow. Look elsewhere if you need width.

What is the drop on the Brooks Glycerin 22?

10.3 mm, with a 38.5 mm heel stack and 28.2 mm forefoot.

Is the Brooks Glycerin 22 good on wet rock?

Traction coefficient of friction on wet lab surface: 0.44. Marginal grip on wet rock.

Manufacturer specs

New lab data on soft trails shoes, once a month.

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Image: Brooks product photo

Specs: retailer. Verified Sep 2, 2026.

Report inaccurate data: hi@pr.run. Data sources.

Brooks Glycerin 22 Review, Specs, and Fit (2026) | PR Run