What size should I get in The North Face THERMOBALL™ Traction Bootie?

Shoe Fit calculates your millimeter shoe cavity to recommend your exact size in the The North Face THERMOBALL™ Traction Bootie by comparing against shoes you already own.

The North FaceUnisex

THERMOBALL™ Traction Bootie

Fit verdict, size conversion guide, and millimeter measurements.

Find Your Size

Fit Analysis & Sizing Advice

Order Your Standard Size

This shoe fits consistent with standard sizing charts. You can comfortably order your usual sneaker size.

Runs Small (–8mm)True to SizeRuns Large (+8mm)

Snug / 1 Size UpStandard fitRoomy / 1 Size Down

Width: Standard Width (Medium). Conforms to standard medium width.

Community Fit Consensus

Aggregated feedback from verified shoe owners

4.8

(3,035 ratings)

76% of wearers report this shoe fits True to Size.

Length Distribution

Runs Small10%

True to Size76%

Runs Large14%

Width Distribution

Runs Narrow2%

Standard Width94%

Runs Wide4%

Complete Size Chart

Showing 21 sizes

EU	US (M)	UK	Foot Length	Cavity Length
36	3.5	3	24.0 cm	240 mm
36.5	4	3.5	24.3 cm	243 mm
37	4.5	4	24.7 cm	247 mm
37.5	5	4.5	25.0 cm	250 mm
38	5.5	5	25.3 cm	253 mm
38.5	6	5.5	25.7 cm	257 mm
39	6.5	6	26.0 cm	260 mm
40	7	6.5	26.7 cm	267 mm
40.5	7.5	7	27.0 cm	270 mm
41	8	7.5	27.3 cm	273 mm
41.5	8.5	8	27.7 cm	277 mm
42	9	8.5	28.0 cm	280 mm
42.5	9.5	9	28.3 cm	283 mm
43	10	9.5	28.7 cm	287 mm
43.5	10.5	10	29.0 cm	290 mm
44	11	10.5	29.3 cm	293 mm
44.5	11.5	11	29.7 cm	297 mm
45	12	11.5	30.0 cm	300 mm
45.5	12.5	12	30.3 cm	303 mm
46	13	12.5	30.7 cm	307 mm
47	14	13.5	31.3 cm	313 mm

Frequently Asked Questions

Does the The North Face THERMOBALL™ Traction Bootie run big or small?

Yes, this shoe runs true to size. You should order your typical shoe size. This shoe fits consistent with standard sizing charts. You can comfortably order your usual sneaker size.

How does Shoe Fit determine shoe sizing?

Shoe Fit calculates the real-world interior shoe cavity in millimeters combined with real owner feedback, rather than relying on arbitrary brand charts.

Find Your Exact Size

Already own a shoe that fits well? Shoe Fit cross-references its internal cavity against the The North Face THERMOBALL™ Traction Bootie to give you your personalized size.

Instant recommendation

Accounts for width & stretch

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Compare With Your Shoe

Model Details

BrandThe North Face

ModelTHERMOBALL™ Traction Bootie

Gender SpecUnisex

Sizes Offered21 sizes

Community Rating4.8 ★ (3035 votes)

Fit Data SourceCommunity Validated

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