What size should I buy in the Nike Lunar Force 1?

Draft: size up half a size from AF1/sneaker size (full size if thick socks or wide)

What if I am between sizes in the Nike Lunar Force 1?

If you are between sizes in the Nike Lunar Force 1, lean toward the larger size (Draft: size up half a size from AF1/sneaker size (full size if thick socks or wide)). Confirm width: Duckboot-style collar and insulation add volume; midfoot can feel snugger than Air Force 1.

Should I size up in the Nike Lunar Force 1 for thick socks or break-in?

Break-in: Leather/upper softens; insulation pack-out is limited vs summer AF1. Thick socks add volume — try the sock you will wear with the usual size advice before jumping a full size. See the thick socks & boot break-in guides.

How do women’s sizes work for the Nike Lunar Force 1?

Open Women’s sizing for this model at /womens/nike/lunar-force-1/ for the brand’s men’s↔women’s gap plus this model’s fit offset. Do not assume every brand uses a 1.5 gap.

Does Nike Lunar Force 1 Run Big or Small?

Summary

DRAFT — Nike Lunar Force 1 (duckboot / winter AF1 family) often fits shorter or snugger than a summer Air Force 1 because of insulation, collar bulk, and a more enclosed volume. Many wearers start half a size up from their AF1 size; thick socks or wide feet may need a full size. Do not copy classic AF1 TTS advice blindly. Confidence stays low until multi-source checks for the exact Lunar Force 1 SKU.

Women’s sizing

Nike uses a 1.5-size women’s→men’s US gap (not always 1.5). Convert your women’s US size with this model’s fit offset built in.

Women’s size in Lunar Force 1 · All brands

Fit depth guide

DRAFT fit notes for Nike Lunar Force 1 — the duckboot-style Force 1 people mean by “do Lunar Force 1 run big?”

Length & half sizes: compared with Air Force 1 ’07, Lunar Force 1 often feels tighter once socks and lining are in. A common draft starting point is half up from your AF1 street size. Between sizes with winter socks, round up.

Width & socks: the boot collar and insulation change midfoot volume. Thin no-shows are not the real-world reference — test with the sock thickness you will wear outdoors.

Versus Air Force 1 ’07: AF1 length advice (often TTS) does not automatically transfer. Use the AF1 page only as a baseline, then add room for the duckboot build.

Sizing tips: start half up from AF1 if you cannot try on. Confidence stays low until verified.

FAQ

Does the Nike Lunar Force 1 run big or small?: Runs Small. Draft: size up half a size from AF1/sneaker size (full size if thick socks or wide) DRAFT — Nike Lunar Force 1 (duckboot / winter AF1 family) often fits shorter or snugger than a summer Air Force 1 because of insulation, collar bulk, and a more enclosed volume. Many wearers start half a size up from their AF1 size; thick socks or wide feet may need a full size. Do not copy classic AF1 TTS advice blindly. Confidence stays low until multi-source checks for the exact Lunar Force 1 SKU.
What size should I buy in the Nike Lunar Force 1?: Draft: size up half a size from AF1/sneaker size (full size if thick socks or wide)
What if I am between sizes in the Nike Lunar Force 1?: If you are between sizes in the Nike Lunar Force 1, lean toward the larger size (Draft: size up half a size from AF1/sneaker size (full size if thick socks or wide)). Confirm width: Duckboot-style collar and insulation add volume; midfoot can feel snugger than Air Force 1.
Should I size up in the Nike Lunar Force 1 for thick socks or break-in?: Break-in: Leather/upper softens; insulation pack-out is limited vs summer AF1. Thick socks add volume — try the sock you will wear with the usual size advice before jumping a full size. See the thick socks & boot break-in guides.
How do women’s sizes work for the Nike Lunar Force 1?: Open Women’s sizing for this model at /womens/nike/lunar-force-1/ for the brand’s men’s↔women’s gap plus this model’s fit offset. Do not assume every brand uses a 1.5 gap.

US / UK / EU / cm chart

General reference chart (not brand-official). US_M is this model’s primary system. Interactive tool above adjusts for this model’s fit offset; the table is crawlable reference.

US	UK	EU	cm
6	5.5	39	24.0
6.5	6	39.5	24.5
7	6.5	40	25.0
7.5	7	40.5	25.5
8	7.5	41	26.0
8.5	8	42	26.5
9	8.5	42.5	27.0
9.5	9	43	27.5
10	9.5	44	28.0
10.5	10	44.5	28.5
11	10.5	45	29.0
11.5	11	45.5	29.5
12	11.5	46	30.0
13	12.5	47.5	31.0

5.5

24.0

6.5

39.5

24.5

6.5

25.0

7.5

40.5

25.5

7.5

26.0

8.5

26.5

8.5

42.5

27.0

9.5

27.5

9.5

28.0

10.5

44.5

28.5

10.5

29.0

11.5

45.5

29.5

11.5

30.0

12.5

47.5

31.0

Does the Lunar Force 1 run big or small?

What size should you buy?

Summary

Women’s sizing

Fit depth guide

FAQ

US / UK / EU / cm chart

Where to buy

Does the Lunar Force 1 run big or small?

What size should you buy?

Summary

Women’s sizing

Fit depth guide

FAQ

Related guides & tools

US / UK / EU / cm chart

Other Nike models

Compare Nike sizes

Where to buy