Brooks Glycerin GTS21 - 420 Cloud/Black/Gold

Regular Price
$120.00
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$120.00
Regular Price
$160.00
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Width: D

Size: 10.5

Experience unparalleled comfort with the men's Glycerin GTS 21 from Brooks Sports Inc. Featuring an additional 2mm of the renowned super soft DNA LOFT v3 cushioning for ultimate plushness, and the cutting-edge GuideRails support system for a smooth stride. The upgraded, sleek upper design ensures maximum breathability.

Size Conversions

The size charts below show conversions between different footwear sizes. Please be aware that shoe size can vary between different brands, so these charts provide an indication only - if you are unsure of your size, please contact us and we'd be happy to help.

Mens Footwear

US & Canada UK Europe Inches Centimeters
6 5.5 39 9.3 23.5
6.5 6 39 9.5 24.1
7 6.5 40 9.6 24.4
7.5 7 40-41 9.8 24.8
8 7.5 41 9.9 25.4
8.5 8 41-42 10.1 25.7
9 8.5 42 10.3 26
9.5 9 42-43 10.4 26.7
10 9.5 43 10.6 27
10.5 10 43-44 10.8 27.3
11 10.5 44 10.9 27.9
11.5 11 44-45 11.1 28.3
12 11.5 45 11.3 28.6
13 12.5 46 11.6 29.4
14 13.5 47 11.9 30.2
15 14.5 48 12.2 31
16 15.5 49 12.5 31.8



Womens Footwear

US & Canada UK Europe Inches Centimeters
4 2 35 8.2 20.8
4.5 2.5 35 8.3 21.3
5 3 35-36 8.5 21.6
5.5 3.5 36 8.8 22.2
6 4 36-37 8.9 22.5
6.5 4.5 37 9.1 23
7 5 37-38 9.3 23.5
7.5 5.5 38 9.4 23.8
8 6 38-39 9.5 24.1
8.5 6.5 39 9.7 24.6
9 7 39-40 9.9 25.1
9.5 7.5 40 10 25.4
10 8 40-41 10.2 25.9
10.5 8.5 41 10.3 26.2
11 9 41-42 10.5 26.7
11.5 9.5 42 10.7 27.1
12 10 42-43 10.9 27.6



Big Kids' Footwear (7 - 12 Years)

US & Canada UK Europe Inches Centimeters
3.5 2.5 35 8.6 21.9
4 3 36 8.8 22.2
4.5 3.5 36 9 22.9
5 4 37 9.1 23.2
5.5 4.5 37 9.3 23.5
6 5 38 9.5 24.1
6.5 5.5 38 9.6 24.4
7 6 39 9.8 24.8



Little Kids' Footwear (4 - 7 Years)

US & Canada UK Europe Inches Centimeters
10.5 9.5 27 6.6 16.8
11 10 28 6.8 17.1
11.5 10.5 29 7 17.8
12 11 30 7.1 18.1
12.5 11.5 30 7.3 18.4
13 12 31 7.5 19.1
13.5 12.5 31 7.6 19.4
1 13 32 7.8 19.7
1.5 14 33 8 20.3
2 1 33 8.1 20.6
2.5 1.5 34 8.3 21
3 2 34 8.5 21.6



Toddlers' Footwear (9 Months - 4 Years)

US & Canada Europe UK Inches Centimeters
3.5 19 2.5 4.3 10.8
4 19 3 4.5 11.4
4.5 20 3.5 4.6 11.7
5 20 4 4.8 12.1
5.5 21 4.5 5 12.7
6 22 5 5.1 13
6.5 22 5.5 5.3 13.3
7 23 6 5.5 14
7.5 23 6.5 5.6 14.3
8 24 7 5.8 14.6
8.5 25 7.5 6 15.2
9 25 8 6.1 15.6
9.5 26 8.5 6.3 15.9
10 27 9 6.5 16.5



Infants' Footwear (0 - 9 Months)

US & Canada UK Europe Inches Centimeters
0 0 15 3.1 7.9
1 0.5 16 3.5 8.9
1.5 1 17 3.6 9.2
2 1 17 3.8 9.5
2.5 1.5 18 4 10.2
3 2 18 4.1 10.5