📏Prime Liner Size Chart

MyFit Prime liners are dual-size, heat-moldable foam liners — each size spans two EU sizes and molds to your foot for a custom fit. Covers the Powerslide and Gawds Prime liners. Match your usual skate size below.

How to measure your foot

How to measure: Place a sheet of paper against a wall on a hard floor. Stand on it with your heel against the wall and mark the tip of your longest toe. Measure the distance in centimetres — that cm value is your size.

EU MONDO (cm) US Men US Women UK
37 – 38 23.6 – 24.2 5.5 – 6 6.5 – 7 4.5 – 5
39 – 40 24.8 – 25.5 7 – 7.5 8 – 8.5 6 – 6.5
41 – 42 26.1 – 26.8 8 – 9 9 – 10 7 – 8
43 – 44 27.5 – 28.2 10 – 10.5 9 – 9.5
45 – 46 28.9 – 29.6 11 – 12 10 – 11

How to choose

Match your usual skate EU size to the pairing below. Each Prime liner spans two sizes — if you are between pairings the moldable foam adapts to your foot.

Heat molding

Prime liners can be oven heat-molded inside the shell so they take the exact shape of your foot and boot for a gap-free, locked-in fit.

✓ How it should feel

A snug, even wrap with no pressure points once molded; the heel sits locked back with toes lightly brushing the end.

✗ How it should NOT feel

Loose pockets or a sliding heel mean the liner is too big; crushed toes or numbness mean it is too small for the shell.

Size Chart Disclaimer. These are dual-size, heat-moldable liners; sizing is indicative and based on MyFit’s official chart. Mold the liner for the best fit and choose by your larger foot. We cannot be held responsible for incorrect size purchases — when in doubt, message us before ordering.

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