Sports Bra Size Guide

Fit guide

Find your sports bra size

Use this sports bra size chart to pick your Tomorrow Studio size in two quick measurements. These are body measurements, not garment measurements, so measure yourself with a soft tape and choose the size your numbers fall into. The same sizes apply to the tops in our Future Flex co-ord sets.

Stretch fabricSizes S–XXLFree size exchange in 7 days

Sports bras & co-ord tops

Body · inches / cm
Size Underband Cup width
S 26.5–29"67–74 cm 31–33.5"79–85 cm
M 29.5–32"75–81 cm 34–36.5"86–93 cm
L 32.5–35"83–89 cm 37–39.5"94–100 cm
XL 35.5–39"90–99 cm 40–42.5"102–108 cm
XXL 39.5–43"100–109 cm 43–46"109–117 cm

How to measure

02 01 Cup width Fullest part Underband Below the bust FRONT VIEW · NTS

Measure over your body, not over clothes. Keep the tape level and snug, not tight.

  • 01
    UnderbandJust below your bust, where a bra band sits.
  • 02
    Cup widthAround the fullest part of your bust, tape snug but not tight.
Between two sizes?Size down for a snug, supportive fit. Size up for a relaxed feel.
Buying a co-ord set?Pick your top and bottom sizes separately. They don't have to match.
Wrong size? No stressFree doorstep pickup and size exchange within 7 days of delivery.
Still unsure?Send us your underband and cup width, and we'll recommend a size on WhatsApp.
WhatsApp: 8367337999 →

Measurements may vary by ±0.5" between styles. Shopping bottoms too? See the leggings size guide or the co-ords size guide.

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