Use this chart to find your size conversion.

JP Size US UK EU
25 7 6 39.5
25.5 7.5 6.5 40
26 8 7 40.5
26.5 8.5 7.5 41
27 9 8 42
27.5 9.5 8.5 42.5
28 10 9 43
28.5 10.5 9.5 44
29 11 10 44.5
29.5 11.5 10.5 45
30 12 11 46
31 13 12 47
32 14 13 47.5
33 15 14 48
34 16 15 48.5
35 17 16 49
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Men's EVOFIT ONE

¥ 16,200

  • Size Guide
Please choose a size! Please choose an inseam!

A giant leap forward in comfort and flexibility, the award-winning EVOFIT ONE sandal offers performance benefits far beyond the adaptive upper. This versatile creature is equipped for virtually any activity outside, with a sock-like fit that feels like a second skin.

  • Minimal waste construction
  • TPU reinforcement for added durability in key zones
  • Evolved performance lace-capture system
  • Multi-directional lugs with razor siping
  • PFC-free durable water repellent
  • Cleansport NXT™ for natural odor control
  • American Built: Assembled with pride in Portland, OR, using the finest materials from around the world

All KEEN water sandals are machine washable. Use a small amount of detergent, wash on gentle cycle and air dry.

Live Chat

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

A natural fit for your natural world.

  • A giant leap forward in comfort and flexibility, the award-winning EVOFIT ONE sandal offers performance benefits far beyond the adaptive upper. This versatile creature is equipped for virtually any activity outside, with a sock-like fit that feels like a second skin.
  • American Built
    Assembled with pride in Portland, Oregon, using the finest materials from around the world.
  • Metatomical Footbed Design
    This internal support mechanism is anatomically engineered to provide excellent arch support and cradle the natural contours of the foot.
  • Minimal waste construction
  • TPU reinforcement for added durability in key zones
  • Evolved performance lace-capture system
  • Multi-directional lugs with razor siping
  • PFC-free durable water repellent
  • Cleansport NXT™ for natural odor control
  • American Built: Assembled with pride in Portland, OR, using the finest materials from around the world
Material
  • Quick-dry KEEN EVOFIT engineered synthetic upper
  • Aquagrip rubber outsole maximizes traction
  • PU midsole for comfort
  • Removable, metatomical PU footbed with arch support
Care

All KEEN water sandals are machine washable. Use a small amount of detergent, wash on gentle cycle and air dry.

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