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Step into the men’s Boulder, and stand out in any environment, whether that’s taking comfortably to the outdoors or going on an urban adventure. Stunning views await.
Black
White
All Kizik orders ship free within the United States.
All returns and exchanges are accepted for unworn shoes within 30 days of receipt for a full refund with free return shipping (US orders only). You're welcome!
Knit: Use a soft cloth or toothbrush to spot-clean knit upper with dishwashing liquid and water. Rinse and air dry.
Leather: Spot-clean with soft cloth only.
Insoles: Removable and machine washable. Air dry. (Kizik Kids Prague, Athens, and Anaheim have permanent insoles.)
Hands-free Labs® technology: External Flex Arc™
As you step in, External Flex Arc™ compresses, then springs back for an effortless, highly satisfying “on” experience. It’s durable, dynamic, and delightful—every time you snap it on.
Ballistic nylon and nubuck leather
Lightweight, durable, and versatile, these materials offer a look you’ll love to flaunt without sacrificing comfort or durability.
Supportive midsole, Arch Form® insole.
Feel that bounce back. The Boulder’s midsole absorbs your every move, all while holding up. Its proprietary Arch Form® insole naturally cushions your foot, providing plenty of support.
Rugged lug sole
Step onto any winter landscape. The Boulder has a sturdy, full-rubber outsole. Deep grooves and staggered lugs give you multidirectional grip.
NEW
Blackout
Size:
NEW
US - Men's | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 | 14 | 14.5 | 15 |
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US - Women's | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 | 14 | 14.5 | 15 | 15.5 | 16 | 16.5 |
EU | 36.5 | 37 | 37.5 | 38 | 38.5 | 39 | 39.5 | 40 | 40.5 | 41 | 41.5 | 42 | 42.5 | 43 | 43.5 | 44 | 44.5 | 45 | 45.5 | 46 | 46.5 | 47 | 47.5 | 48 |
UK Men | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 | 14 |
UK Women | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 | 14 |
CM | 21.5 | 22 | 22.5 | 23 | 23.5 | 24 | 24.5 | 25 | 25.5 | 26 | 26.5 | 27 | 27.5 | 28 | 28.5 | 29 | 29.5 | 30 | 30.5 | 31 | 31.5 | 32 | 32.5 | 33 |
When you step in, things are always looking up.