Use this chart to find your size conversion.

US Size UK EU JP CM
LENGTH
7 6 39.5 25 24.4
7.5 6.5 40 25.5 24.8
8 7 40.5 26 25.4
8.5 7.5 41 26.5 25.7
9 8 42 27 26
9.5 8.5 42.5 27.5 26.7
10 9 43 28 27
10.5 9.5 44 28.5 27.3
11 10 44.5 29 27.9
11.5 10.5 45 29.5 28.3
12 11 46 30 28.6
13 12 47 31 29.4
14 13 47.5 32 30.2
15 14 48 33 31
16 15 48.5 34 31.8
17 16 49 35 32.6
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Men's UNEEK O2 LTD

$90.00

10% supports Australia bushfire relief thru Jan. 21. Learn More.

  • Fit Tip: This style is running a 1/2 size small. We suggest ordering a 1/2 size larger than your usual size!
    Size Guide
Limited Quantity
Please choose a size! Please choose an inseam!

Gum-rubber accents on the sole add old-school cool to this new-school style. Part sandal and part sneaker, the cords adapt to your foot for a customized fit. A lightly cushioned heel-back adds soft support.

  • Cleansport NXT™ for natural odor control
  • Free moving cord junctions allow for upper to adjust to foot
  • Secure fit lace capture system

We know shoes get dirty! We recommend hand washing these with cold water and a mild soap. To remove excess dirt or spot clean, use a stiff brush or soft cloth. Do not machine wash. Allow to air dry away from heat.

Live Chat

Chat with a KEEN Expert for style advice and fit recommendations.

Sandal in the front, sneaker in the back.

  • Gum-rubber accents on the sole add old-school cool to this new-school style. Part sandal and part sneaker, the cords adapt to your foot for a customized fit. A lightly cushioned heel-back adds soft support.
  • Metatomical Footbed Design
    This internal support mechanism is anatomically engineered to provide excellent arch support and cradle the natural contours of the foot.
  • Cleansport NXT™ for natural odor control
  • Free moving cord junctions allow for upper to adjust to foot
  • Secure fit lace capture system
Material
  • Lightweight EVA midsole
  • Fully enclosed heel with soft, quick-dry lining
  • Metatomical EVA footbed
Care

We know shoes get dirty! We recommend hand washing these with cold water and a mild soap. To remove excess dirt or spot clean, use a stiff brush or soft cloth. Do not machine wash. Allow to air dry away from heat.

  • I would continue to by this product.

    5

    General purpose sandal

    Orlando,fl

    true

    Awesome shoes, very comfortable and stylish.

    5

    Be prepared to get some compliments when you wear these shoes. Extremely comfortable. I like so much that I just bought my second pair in a different color. Highly recommend!

    Destin, Florida

    true

    I like

    5

    Very good 5 star, this is my third pair.

    Saint Augustine, Florida

    true

    Unique style and comfort!

    5

    These sandals are awesome! Very unique styling. Very comfortable. Apparently very eye catching as everywhere I go people say how cool they look and ask where I got them etc. Nice job Keen!

    Undisclosed

    I would buy them again

    5

    Great the advice about 1/2 sizer was correct. I wear them all the time

    undisclosed

    I would buy this again and again

    5

    Extremely happy with overall fit, comfort and quality. Very happy with KEEN.

    undisclosed

    I would buy this product again in many colors!

    5

    These are the most comfortable shoes I have and I wear them every chance I get. I wish KEEN would make the other UNEEK styles in a true size 14 like this style. I also wish there was a light tan color in this shoe. They are very versatile and easy to keep clean!

    undisclosed

    I would buy these again

    5

    Love the comfort and style and aesthetic

    Los Angeles

    true

    UNEEK O2 LTD FÜR HERREN

    5.0 8

    100.0