Lululemon Size Guide: How Lululemon Sizing Works and What Size to Buy

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Lululemon Size Guide: How Lululemon Sizing Works and What Size to Buy

Lululemon uses numeric sizes 0 to 20, letter sizes and its own Contour Fit. Here's how to read the Lululemon size chart for leggings, bottoms, tops and bras, and choose the right size.

Published October 24, 2026

Lululemon's leggings are some of the most-bought activewear in Canada, and sizing questions come with them. Is a 6 a small? Should leggings be tight? What's Contour Fit? Here's how to read the Lululemon size chart and choose the right size for leggings, bottoms, tops and bras.

How Lululemon sizes work

Lululemon sizes women's clothing numerically, from 0 to 20, with letter sizes alongside. According to Lululemon Canada's women's size guide, the conversions for bottoms are:

**0** = XXXS, **2** = XXS, **4** = XS, **6** = S, **8** = M, **10** = L**12** and **14** = XL**16** and **18** = 1X, **20** = 2X

Lululemon committed to extending many core styles up to size 20 in 2020, but not every style comes in every size. Check the size list on each product.

The Lululemon size chart for bottoms and leggings

These are body measurements from Lululemon's chart for pants, joggers, shorts, skirts and standard-fit leggings, in inches:

Woman in charcoal high-rise leggings, an oatmeal ribbed top and a green quilted vest walking in a park in autumn
For leggings, your waist and hip measurements matter more than your usual letter size. AI-generated image.

**Size 2:** waist 23", hip 33"**Size 4:** waist 24–25", hip 34–35"**Size 6:** waist 26–27", hip 36–37"**Size 8:** waist 28–29", hip 38–39"**Size 10:** waist 30–31.5", hip 40–41.5"**Size 12:** waist 33", hip 43"**Size 14:** waist 35", hip 45"

The full chart runs from size 0 (21.5" waist) to size 20 (43" waist).

What is Contour Fit?

Some Lululemon leggings and shorts come in **Contour Fit**, which Lululemon says measures smaller at the waist and larger in the hips. For example, a Contour Fit size 6 is designed for a 26" waist and a 39" hip, compared with 26–27" and 36–37" in the standard fit. If you often find leggings gape at the back of the waist but fit your hips, Contour Fit is worth a look. It's available in sizes 0 to 14.

Woman in black leggings and a cream top adjusting the leggings waistband with both hands
AI-generated image. If leggings gape at the back of the waist, Contour Fit is designed for a smaller waist and fuller hip.

Leggings length and fit

Leggings come in several inseam lengths rather than separate petite or tall lines. The popular Align High-Rise Pant, for example, has been offered in 23", 25", 28" and 31" inseams, though availability varies by style and season. Pick the inseam that hits where you want on your leg, based on your own inseam measurement.

Man running along a leafy park path in a grey long-sleeve top, running shorts and black tights
AI-generated image. For running, many shoppers prefer a closer, more compressive fit.

How tight leggings should be is personal. Shoppers commonly report going by the chart for everyday comfort and sizing down for more compression in running and training styles. Fabric matters a lot here, so read the product's fit description and reviews.

Tops and sports bras

For tops, Lululemon's chart goes by chest measurement. A size 6 (S) fits a 33–34" chest, an 8 (M) fits 35–36" and a 10 (L) fits 37–38.5". Sports bras and bralettes follow band size. Lululemon's own example: a 34 band would usually take a size 10 (M), or a size 8 (S) for a tighter fit.

Man in a grey half-zip pullover and navy joggers walking beside a lake
Tops are sized by chest, so measure at the fullest point before you pick a size. AI-generated image.

How to measure for Lululemon

Measure your natural waist (the narrowest part of your torso), your hips at their fullest point, your chest at its fullest point and, for leggings, your inseam. If you'd rather skip the tape measure, Shaku's Find My Size gets your measurements from two photos after a free sign-up, so you can match yourself to Lululemon's chart.

Woman in a fitted dusty-rose zip jacket and black flared leggings walking on a park path with red autumn trees
A fitted jacket and flared leggings both depend on accurate chest, waist and hip numbers. AI-generated image.

Lululemon's return rules in Canada

According to Lululemon Canada's return policy, purchases can be returned or exchanged within 30 days, unworn and unwashed with hang tags attached. For the holidays, **purchases made between October 13 and December 24 can be returned until January 21**. Sale items from We Made Too Much are final sale unless you're a member. Returns can't be processed at outlet stores, and exchanges are done in store.

The bottom line

Choose your Lululemon size by waist and hip for bottoms, chest for tops and band for bras. Check whether the leggings are standard or Contour Fit, pick an inseam that matches your leg, and size down only if you want extra compression.

Find My Size — sign up free and get your measurements from two photos.

Frequently asked questions

Is a size 6 a small at Lululemon?

Yes. On Lululemon's women's size chart, a numeric 6 is a Small, designed for a 26–27 inch waist and a 36–37 inch hip in bottoms.

Should I size down in Lululemon leggings?

Start with the size chart. Shoppers commonly report sizing down only when they want more compression, for example for running. If you're between sizes, read the product's fit notes and reviews for that specific legging.