GearSize
Home › Climbing shoes › foot 23.5 cm (US men 5.5)
Climbing shoes size

What size climbing shoes for foot 23.5 cm (US men 5.5)?

Recommended size
EU 37 to 38

If your your foot length is foot 23.5 cm (US men 5.5), go with a EU 37 to 38. Climbing shoes are sized for performance, not comfort. Beginners fit close to street size; aggressive climbers downsize for a tight, sensitive fit. We list a beginner-friendly recommendation.

Enter your foot length to see your recommended size.

Full climbing shoes size chart

Your foot lengthRecommended size
foot 22.5 cm (US men 4.5)EU 36 to 37 (beginner fit)
foot 23.5 cm (US men 5.5)EU 37 to 38
foot 24.5 cm (US men 6.5)EU 38 to 39
foot 25.5 cm (US men 7.5)EU 39 to 40
foot 26.5 cm (US men 8.5)EU 40 to 41
foot 27.0 cm (US men 9.5)EU 41 to 42
foot 28.0 cm (US men 10.5)EU 42 to 43
foot 29.0 cm (US men 11.5)EU 44 to 45
foot 29.5 cm (US men 12)EU 45 to 46
foot 21.5 cm (US men 3.5)EU 35 to 36
foot 30.5 cm (US men 13)EU 47 and up

How to measure

  1. Measure your bare foot length in cm.
  2. Beginner: fit snug with toes flat or barely curled.
  3. Aggressive bouldering: downsize 1 to 2 EU sizes for a tight fit.
Ready to buy your climbing shoes?
Compare top-rated climbing shoes in EU 37 to 38 from trusted retailers.
Shop climbing shoes →

What changes your size

First pair / all-day comfortFit close to street size with toes flat.
Steep boulderingDownsize for a curled, powerful toe.
Unlined leather shoesThey stretch up to a full size — start tighter.

FAQ

What size climbing shoes for foot 23.5 cm (US men 5.5)?
For your foot length of foot 23.5 cm (US men 5.5), the recommended climbing shoes size is EU 37 to 38.
How tight should climbing shoes be?
Snug with no dead space, toes flat to slightly curled for beginners. They should feel tight but not painful, and break in within a few sessions.