Size Guide

Rosier.US / Size Guide

A fit that feels like you

Explore our clothing, shoe and ring charts to help choose your size. When measuring for clothing, wear underwear or light layers and hold the tape close to your body without tightening it.

01 / Taking your measurements

Start with your measurements

Relax into your normal posture. Keep the tape level and comfortably against your body, without pulling it tight.

  1. Bust

    Pass the tape beneath your arms and around the fullest area of your bust.

  2. Waist

    Place the tape around the narrowest point of your natural waist.

  3. Hips

    Stand with your feet together and measure around the widest part of your hips.

  4. Shoulder

    Measure across your back, from the tip of one shoulder to the other.

02 / Clothing

Your clothing size

Our clothing sizes span XXS to XXXL. The figures below describe body measurements, rather than the dimensions of a finished garment.

Clothing sizes around the world

Rosier.US international clothing size conversion chart
Size XXS XS S M L XL XXL XXXL
US / CAN 00–0 0–2 2–4 4–6 6–8 8–10 10–12 12–14
UK 2–4 4–6 6–8 8–10 10–12 12–14 14–16 16–18
EU 30–32 32–34 34–36 36–38 38–40 40–42 42–44 44–46
AUS 2–4 4–6 6–8 8–10 10–12 12–14 14–16 16–18
Body measurements
Rosier.US body measurements in centimeters
Size Bust Waist Hips
XXS 71–75 cm 55–59 cm 81–85 cm
XS 76–80 cm 60–64 cm 86–90 cm
S 81–85 cm 65–69 cm 91–95 cm
M 86–90 cm 70–74 cm 96–100 cm
L 91–95 cm 75–79 cm 101–105 cm
XL 96–100 cm 80–84 cm 106–110 cm
XXL 101–105 cm 85–89 cm 111–115 cm
XXXL 106–110 cm 90–94 cm 116–120 cm
Rosier.US body measurements in inches
Size Bust Waist Hips
XXS 28–29.5 in 21.5–23 in 32–33.5 in
XS 30–31.5 in 23.5–25 in 34–35.5 in
S 32–33.5 in 25.5–27 in 36–37.5 in
M 34–35.5 in 27.5–29 in 38–39.5 in
L 36–37.5 in 29.5–31 in 40–41.5 in
XL 38–39.5 in 31.5–33 in 42–43.5 in
XXL 40–41.5 in 33.5–35 in 44–45.5 in
XXXL 42–43.5 in 35.5–37 in 46–47.5 in

03 / Footwear

Find your shoe size

Begin with the size you normally wear. A shoe's toe shape, heel height and construction can each make a small difference to its fit.

Women's footwear conversion

Rosier.US women's shoe size conversion chart
IT / EU 34 34.5 35 35.5 36 36.5 37 37.5 38 38.5 39 39.5 40 40.5 41 41.5 42 43
UK 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 10
US 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 13
JP 21 21.5 22 22.5 23 23.5 24 24.5 25 25.5 26 26.5 27 27.5 28 28.5 29 30
AU 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 12

Between sizes? Follow the item's own fit advice when provided. If there is no specific guidance, the larger size is generally the more comfortable option.

04 / Rings

A ring that fits comfortably

Use the inside diameter of a well-fitting ring, or measure around the finger on which you intend to wear your new ring.

Use a ring you own

In millimeters, measure straight across the center of the ring, from one inside edge to the other.

Measure your finger

Circle your finger with a flexible tape or paper strip. Mark the point where the ends meet, then measure that length in millimeters.

Measurements by US ring size

Rosier.US ring size conversion chart
US Size 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13
Inside diameter (mm) 14.1 14.5 14.9 15.3 15.7 16.1 16.5 16.9 17.3 17.7 18.1 18.5 18.9 19.4 19.8 20.2 20.6 21.0 21.4 21.8 22.2
Circumference (mm) 44.2 45.5 46.8 48.0 49.3 50.6 51.9 53.1 54.4 55.7 57.0 58.3 59.5 60.8 62.1 63.4 64.6 65.9 67.2 68.5 69.7

Select the larger size when your measurement lies between two options. A wide band may feel tighter than a slender one.

05 / The finer details

A few notes on fit

Allow a little room

If you fall between clothing sizes, choose the larger one for extra ease, particularly with structured cuts or fabrics without stretch. Check the product description for guidance on that specific style.

Consider the shoe's shape

International size charts provide a reference. Since toe shape, heel height and construction affect how shoes feel, give priority to any fit advice on the product page.

Measure the intended finger

Take your measurement on the finger where you plan to wear the ring. If it falls between two sizes, the larger option will offer a more comfortable fit.

Personal size guidance

Let us help you choose

For sizing advice, email our styling team with the item you have in mind and the measurements below.

  • Clothing: your bust, waist and hip measurements.
  • Shoes: the EU, US or UK size you usually wear.
  • Rings: the ring's inside diameter or your finger circumference.
hello@rosier.us

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