- The Proto Trainer offers lightweight and breathable comfort to fit in with your active lifestyle
- Breathable mesh upper
- EVA outsole
- Molded EVA footbed
- CMEVA heel cup
- The Proto Trainer offers lightweight and breathable comfort to fit in with your active lifestyle
- Breathable mesh upper
- EVA outsole
- Molded EVA footbed
- CMEVA heel cup
K-Swiss Men's Proto II
$52.88
$59.97
Unit price
/
Unavailable
By K-Swiss
SKU#:
27399
Stock# 27399080M
Couldn't load pickup availability
- The Proto Trainer offers lightweight and breathable comfort to fit in with your active lifestyle
- Breathable mesh upper
- EVA outsole
- Molded EVA footbed
- CMEVA heel cup
Shoe Size Charts
Shoe Width
WOMEN'S | MEN'S | KID'S | |
Slim | S | - | - |
Narrow
|
N | N | - |
- | C | - | |
- | B | - | |
Standard
|
M | M | M |
B | D | D | |
Wide
|
W | W | W |
D | E | - | |
- | 2E | - | |
X-Wide
|
WW | EE | - |
EW | EW | - | |
- | 3E | - | |
XX-Wide | - | 4E | - |
Men's Sizes
IN | CM | US SIZE | EU SIZE | UK SIZE |
9.3 | 23.5 | 6 | 39 | 5.5 |
9.5 | 24.1 | 6.5 | 39 | 6 |
9.6 | 24.4 | 7 | 40 | 6.5 |
9.8 | 24.8 | 7.5 | 40-41 | 7 |
9.9 | 25.4 | 8 | 41 | 7.5 |
10.1 | 25.7 | 8.5 | 41-42 | 8 |
10.3 | 26 | 9 | 42 | 8.5 |
10.4 | 26.7 | 9.5 | 42-43 | 9 |
10.6 | 27 | 10 | 43 | 9.5 |
10.8 | 27.3 | 10.5 | 43-44 | 10 |
10.9 | 27.9 | 11 | 44 | 10.5 |
11.1 | 28.3 | 11.5 | 44-45 | 11 |
11.3 | 28.3 | 12 | 45 | 11.5 |
11.6 | 28.6 | 13 | 46 | 12.5 |
11.9 | 30.2 | 14 | 47 | 13.5 |
12.2 | 31 | 15 | 48 | 14.5 |
12.5 | 31.8 | 16 | 49 | 15.5 |
Women's Sizes
IN | CM | US SIZE | EU SIZE | UK SIZE |
8.5 | 21.6 | 5 | 35.5 | 2.5 |
8.8 | 22.4 | 5.5 | 36 | 3 |
8.9 | 22.9 | 6 | 36.5 | 3.5 |
9.1 | 23.3 | 6.5 | 37.5 | 4 |
9.3 | 23.7 | 7 | 38 | 4.5 |
9.4 | 24.1 | 7.5 | 38.5 | 5 |
9.5 | 24.5 | 8 | 39 | 5.5 |
9.7 | 25 | 8.5 | 40 | 6 |
9.9 | 25.4 | 9 | 40.5 | 6.5 |
10 | 25.8 | 9.5 | 41 | 7 |
10.2 | 26.2 | 10 | 42 | 7.5 |
10.3 | 26.7 | 10.5 | 42.5 | 8 |
10.5 | 27.1 | 11 | 43 | 8.5 |
10.7 | 27.5 | 11.5 | 44 | 9 |
10.9 | 27.9 | 12 | 44.5 | 9.5 |
Infant Sizes (0-9 months)
IN | CM | US SIZE | EU SIZE | UK SIZE |
3.1 | 7.9 | 0 | 15 | 0 |
3.5 | 8.9 | 1 | 16 | 0.5 |
3.6 | 9.2 | 1.5 | 17 | 1 |
3.8 | 9.5 | 2 | 17 | 1 |
4 | 10.2 | 2.5 | 18 | 1.5 |
4.1 | 10.5 | 3 | 18 | 2 |
Toddler Sizes (9 months - 4 years)
IN | CM | US SIZE | EU SIZE | UK SIZE |
4.3 | 10.8 | 3.5 | 19 | 2.5 |
4.5 | 11.4 | 4 | 19 | 3 |
4.6 | 11.7 | 4.5 | 20 | 3.5 |
4.8 | 12.1 | 5 | 20 | 4 |
5 | 12.7 | 5.5 | 21 | 4.5 |
5.1 | 13 | 6 | 22 | 5 |
5.3 | 13.3 | 6.5 | 22 | 5.5 |
5.5 | 14 | 7 | 23 | 6 |
5.6 | 14.3 | 7.5 | 23 | 6.5 |
5.8 | 14.6 | 8 | 24 | 7 |
6 | 15.2 | 8.5 | 25 | 7.5 |
6.1 | 15.6 | 9 | 25 | 8 |
6.3 | 15.9 | 9.5 | 26 | 8.5 |
6.5 | 16.5 | 10 | 27 | 9 |
Youth Sizes (Little Kid 4-7 years / Big Kid 7-12 years)
IN | CM | US SIZE | EU SIZE | UK SIZE |
6.6 | 16.8 | 10.5 | 27 | 9.5 |
6.8 | 17.1 | 11 | 28 | 10 |
7 | 17.8 | 11.5 | 29 | 10.5 |
7.1 | 18.1 | 12 | 30 | 11 |
7.3 | 18.4 | 12.5 | 30 | 11.5 |
7.5 | 19.1 | 13 | 31 | 12 |
7.6 | 19.4 | 13.5 | 31 | 12.5 |
7.8 | 19.7 | 1 | 32 | 13 |
8 | 20.3 | 1.5 | 33 | 14 |
8.1 | 20.6 | 2 | 33 | 1 |
8.3 | 21 | 2.5 | 34 | 1.5 |
8.5 | 21.6 | 3 | 34 | 2 |
8.6 | 21.9 | 3.5 | 35 | 2.5 |
8.8 | 22.5 | 4 | 36 | 3 |
9 | 22.9 | 4.5 | 36 | 3.5 |
9.1 | 23.2 | 5 | 37 | 4 |
9.3 | 23.5 | 5.5 | 37 | 4.5 |
9.5 | 24.1 | 6 | 38 | 5 |
9.6 | 24.4 | 6.5 | 38 | 5.5 |
9.8 | 24.8 | 7 | 39 | 6 |

K-Swiss Men's Proto II
FREE Ground Shipping on all Orders $58 and Up!


Our customers are our priority every day.
We take pride in our customer loyalty and making sure you get what you need when you visit Houser Shoes. Our customer service is unmatched. You can always call us with questions about your order.

Reliable options for all feet.
Variety matters to us. We carry brands for all walks of life, all styles and colors for all situations and needs. Big or small. Wide or Narrow. All shapes and sizes will find what they are looking for.