Glycerin Flex
Glycerin Flex
100% Satisfaction Guaranteed
Trusted by Thousands
Couldn't load pickup availability
Currently 1000 items are in stock!
Order in & get it by | 60-day returns on all orders
Features
Features
Specs
Specs
Run on your own terms in the women's Glycerin Flex, featuring a midfoot flex groove and innovative cushioning — so you don’t have to sacrifice softness for feeling connected to the run. Road running, Everyday runs, Long runs, Workouts on the run or at the gym Plush Experience luxuriously soft landings with powerful toe-offs. Flexible support FlexZone™ technology provides midfoot flexibility that helps facilitate the body’s preferred motion path 6mm 8.0oz / 226.8g Midfoot flex groove, Plush, tuned cushioning, Comfortable, flexible fit 62.8 % Recycled materials in the upper Running Responsibly We are committed to a long-term, science-based approach to sustainability. We know it's time to think bigger about the impact our products and their full life cycle have on people and the planet. We are using sound science to address climate change and align our efforts across every level of our business to reduce carbon emissions. This includes product designs, materialization, manufacturing, and our global supply chain. As we create new gear and run our global business, we also want to minimize our impact on the planet — so we are limiting our reliance on non-renewable resources by using more sustainable materials and reducing waste. An ethical global supply chain starts with factories and suppliers who share our values and our commitments to respect human rights, advance worker well-being and ensure sustainable manufacturing.
Climate action
Details
Details
Cushion
Support
Midsole drop
Weight
Features

SIZE GUIDE
Apparel and accessory measurements are shown as inches / centimeters unless otherwise noted.
Choose the size that matches your largest measurement. For shoes, leave about a thumb’s width at the toe.
Women’s shoes
| US | UK | Europe |
|---|---|---|
| 5 | 3 | 35.5 |
| 5.5 | 3.5 | 36 |
| 6 | 4 | 36.5 |
| 6.5 | 4.5 | 37.5 |
| 7 | 5 | 38 |
| 7.5 | 5.5 | 38.5 |
| 8 | 6 | 39 |
| 8.5 | 6.5 | 40 |
| 9 | 7 | 40.5 |
| 9.5 | 7.5 | 41 |
| 10 | 8 | 42 |
| 10.5 | 8.5 | 42.5 |
| 11 | 9 | 43 |
| 11.5 | 9.5 | 44 |
| 12 | 10 | 44.5 |
| 12.5 | 10.5 | 45 |
| 13 | 11 | 45.5 |
Men’s & all-gender shoes
| US | UK | Europe |
|---|---|---|
| 5 | 4 | 37.5 |
| 5.5 | 4.5 | 38 |
| 6 | 5 | 38.5 |
| 6.5 | 5.5 | 39 |
| 7 | 6 | 40 |
| 7.5 | 6.5 | 40.5 |
| 8 | 7 | 41 |
| 8.5 | 7.5 | 42 |
| 9 | 8 | 42.5 |
| 9.5 | 8.5 | 43 |
| 10 | 9 | 44 |
| 10.5 | 9.5 | 44.5 |
| 11 | 10 | 45 |
| 11.5 | 10.5 | 45.5 |
| 12 | 11 | 46 |
| 12.5 | 11.5 | 46.5 |
| 13 | 12 | 47.5 |
| 14 | 13 | 48.5 |
| 15 | 14 | 49.5 |
| 16 | 15 | 50.5 |
| Width | Men’s / All Gender | Women’s |
|---|---|---|
| Narrow | B | 2A |
| Medium | D | B |
| Wide | 2E | D |
| Extra Wide | 4E | 2E |
Women’s apparel
| Size | Chest (in / cm) | Waist (in / cm) | Hip (in / cm) |
|---|---|---|---|
| XXS | 28-31 / 71-79 | 22-24 / 56-61 | 31-34 / 79-86 |
| XS | 31-33 / 79-84 | 24-26 / 61-66 | 34-36 / 86-91 |
| S | 33-35 / 84-89 | 26-28 / 66-71 | 36-38 / 91-97 |
| M | 35-37 / 89-94 | 28-30 / 71-76 | 38-40 / 97-102 |
| L | 37-40 / 94-102 | 30-34 / 76-86 | 40-43 / 102-109 |
| XL | 40-44 / 102-112 | 34-38 / 86-97 | 43-48 / 109-122 |
| XXL | 44-49 / 112-124 | 38-44 / 97-112 | 48-52 / 122-132 |
| 2X | 49-51 / 124-129 | 44-47 / 112-119 | 52-55 / 132-140 |
| 3X | 51-54 / 129-137 | 47-50 / 119-127 | 55-58 / 140-147 |
| 4X | 54-57 / 137-144 | 50-55 / 127-139 | 58-61 / 147-155 |
| Size | Waist (in / cm) | Hips (in / cm) |
|---|---|---|
| XXS | 22-24 / 55-61 | 31-34 / 79-86 |
| XS | 24-26 / 61-66 | 34-36 / 86-91 |
| S | 26-28 / 66-71 | 36-38 / 91-97 |
| M | 28-30 / 71-76 | 38-40 / 97-102 |
| L | 30-34 / 76-86 | 40-43 / 102-109 |
| XL | 34-38 / 86-97 | 43-48 / 109-122 |
| XXL | 38-44 / 97-112 | 48-52 / 122-132 |
| 2X | 44-47 / 112-119 | 52-55 / 132-140 |
| 3X | 47-50 / 119-127 | 55-58 / 140-147 |
| 4X | 50-54 / 127-139 | 58-61 / 147-154 |
Men’s apparel
| Size | Chest (in / cm) | Waist (in / cm) | Hip (in / cm) |
|---|---|---|---|
| XS | 33-35 / 84-89 | 28-30 / 71-76 | 33-35 / 84-89 |
| S | 35-37 / 89-94 | 30-32 / 76-81 | 35-37 / 89-94 |
| M | 37-40 / 94-102 | 32-34 / 81-86 | 37-39 / 94-99 |
| L | 40-43 / 102-109 | 34-37 / 86-94 | 39-43 / 99-109 |
| XL | 43-47 / 109-119 | 37-42 / 94-107 | 43-47 / 109-119 |
| XXL | 47-52 / 119-132 | 43-47 / 109-119 | 47-52 / 119-132 |
| Size | Waist (in / cm) | Hips (in / cm) |
|---|---|---|
| XS | 28-30 / 71-76 | 33-35 / 83-88 |
| S | 30-32 / 76-81 | 35-37 / 88-94 |
| M | 32-34 / 81-86 | 37-39 / 94-99 |
| L | 34-37 / 86-94 | 39-43 / 99-109 |
| XL | 37-42 / 94-106 | 43-47 / 109-119 |
| XXL | 42-47 / 106-119 | 47-52 / 119-132 |
Women’s bras
| Band | A | B | C | D |
|---|---|---|---|---|
| 30 | XS | XS | XS | S |
| 32 | S | S | S | M |
| 34 | M | M | M | L |
| 36 | L | L | L | XL |
| 38 | XL | XL | XL | XXL |
| 40 | XXL | XXL | XXL | — |
| Band | A | B | C | D |
|---|---|---|---|---|
| 65 | XS | XS | XS | S |
| 70 | S | S | S | M |
| 75 | M | M | M | L |
| 80 | L | L | L | XL |
| 85 | XL | XL | XL | XXL |
| 90 | XXL | XXL | XXL | — |
Socks
| Sock size | US Women’s | US Men’s | UK | European |
|---|---|---|---|---|
| S | 4-6.5 | — | 3-4.5 | 34-37 |
| M | 7-9.5 | 6-8.5 | 5-7.5 | 38-41 |
| L | 10-12.5 | 9-11.5 | 8-10.5 | 42-45 |
| XL | — | 12-14.5 | 11-13.5 | 46-49 |
Accessories
| Size | Measurement |
|---|---|
| XS/S | 8-11 / 20-28 |
| M/L | 11-14 / 28-35.5 |
| XL/XXL | 14-16 / 35.5-40.5 |
| Size | Measurement |
|---|---|
| XS | 7 or less / 17.5 or less |
| S | 7-7.5 / 17.5-19 |
| M | 7.5-8 / 19-20.5 |
| L | 8-9 / 20.5-23 |
| XL | 9 or longer / 23 or longer |
| Size | Measurement |
|---|---|
| S/M | 19-22 / 49-56 |
| L/XL | 21-23 / 54-60 |
How to measure
Measure around the fullest part with the tape parallel to the floor.
Measure around your natural waist, halfway between the lowest rib and the top of the hip bone.
Measure around the fullest part while standing naturally with your feet together.
Fitted hugs the body. Semi-fitted follows the body with room to move; most Brooks apparel is semi-fitted.