📏RB Microblade Size Chart

Find your Rollerblade Microblade size. These are adjustable kids’ skates — each size spans several EU sizes and extends as the foot grows. Simple method: pick the range that includes your child’s normal shoe size. Detailed method: measure foot length in centimetres and match below.

How to measure your foot

How to measure: Stand on a hard floor with the heel against a wall and measure both feet heel-to-toe in centimetres; use the longer foot.

Foot (cm) EU Size (cm) US
17.1 – 20.5 28-32 17.5 – 20.5 11J-1
20.6 – 23.0 33-36.5 21.0 – 23.0 2-5
23.1 – 26.0 36.5-40.5 23.0 – 26.0 5-8

How it adjusts

Each Microblade size extends over several EU sizes — release the sizer under the toe and slide to the marked size, so one pair grows with the foot.

Skate prep

Remove all paper and plastic from the toe box before putting the skates on, then fasten the closure securely to lock the heel and ankle in place.

✓ How it should feel

Toes just short of the front with the closures fastened; room to extend a size or two as the foot grows.

✗ How it should NOT feel

Toes already at the end on the largest setting (size up), or the foot slides at the smallest setting (size down or add a thicker sock).

Size Chart Disclaimer. Sizing follows Rollerblade’s official Microblade chart and is indicative only. These adjustable skates cover a range; choose by your child’s current foot length and extend as they grow. We cannot be held responsible for incorrect size purchases — when in doubt, message us before ordering.

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