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  • SHOP ALL
    • Bras
    • Briefs
    • Underline
    • Lounge Wear
    • Tops
    • Bundles
    • Gifting
    • Sale
  • Bras
    • Strapless
    • Low Back
    • Plunge
    • T-shirt
    • Full Coverage
    • Wireless
    • Bustiers
    • Bodysuit
    • Bridal
    • DD+
    • Underline
  • Briefs
    • Bikini
    • Brief
    • Thong
    • One-Size-Fits-Most
    • Bundles
    • Underline
  • Fit room
    • We Give Back
    • Solutions
    • Tips & Tricks
    • News
    • Bra Fit Guide
  • Collections
    • Confidence
    • First Fit
    • Flawless Fit
    • Invisibles
    • Memory
    • Pure Fit
    • Refined
    • Supersoft
    • Memories
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  • Underline
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    • Bras
    • Briefs
    • Laser
    • Elevate
    • Fierce
    • Promise
    • Trio
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Home / Fitting Room / Tips & Tricks

Fitting Room

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Surefire Ways You Are Killing Your Bra
News,
Tips & Tricks

Surefire Ways You Are Killing Your Bra

Washing Machine Nightmares The number #1 way to killing your bra is washing or drying them in the machine. The twisting...

How long should you really keep your bras?
FAQS,
News,
Tips & Tricks

How long should you really keep your bras?

Believe it or not, bras actually do have an expiration date. Having the same two bras on rotation isn’t doing...

Which strapless bra is best for you?
News,
Tips & Tricks

Which strapless bra is best for you?

Not sure which strapless bra to buy? At Fine Lines, we offer strapless bras for every occasion. But some will suit you...

Why is my bra gaping at the top?
News,
Tips & Tricks

Why is my bra gaping at the top?

If your bra is gaping at the top, it usually means the cup size is too big for you. However,...

Why do my breasts spill out of my bra?
News,
Tips & Tricks

Why do my breasts spill out of my bra?

Bra ‘spillage’, ‘second boob’ or ‘back bulge’ is a common problem in busty women. It's usually down to incorrect bra...

Why does my bra ride up at the back?
News,
Tips & Tricks

Why does my bra ride up at the back?

Wondering why your bra rides up at the back? Use our simply checklist to ensure you're wearing the correct bra...

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Size Guide

Find your best fit.

Size Guide
Knickers
CM IN
Size Hip Waist
XS (8) 92 - 97 59 - 64
S (10) 97 - 102 64 - 69
M (12) 102 - 107 69 - 74
L (14) 107 - 112 74 - 79
XL (16) 112 - 117 79 - 84
Size Hip Waist
XS (8) 36 - 38 23 - 25
S (10) 38 - 40 25 - 27
M (12) 40 - 42 27 - 29
L (14) 42 - 44 29 - 31
XL (16) 44 - 46 31 - 33
Bodysuits, Camis & Chemises
CM IN
Size Hip Waist Underbust Cup
XS (8) 92 - 97 59 - 64 62 - 67 AA - B
S (10) 97 - 102 64 - 69 67 - 72 A - C
M (12) 102 - 107 69 - 74 72 - 77 B - C
L (14) 107 - 112 74 - 79 77 - 82 B - D
XL (16) 112 - 117 79 - 84 82 - 87 C - D
Size Hip Waist Underbust Cup
XS (8) 36 - 38 23 - 25 24 - 26 AA - B
S (10) 38 - 40 25 - 27 26 - 28 A - C
M (12) 40 - 42 27 - 29 28 - 30 B - C
L (14) 42 - 44 29 - 31 30 - 32 B - D
XL (16) 44 - 46 31 - 33 32 - 34 C - D
Soft Cup Bras
CM IN
Band
Triangle Cup
UK/USA 30 32 34 36 38
AUS 8 10 12 14 16
Underband (cm)
62 - 67 67 - 72 72 - 77 77 - 82 82 - 87
A S S/M M L XL
B S S/M M L XL
C S S/M M L XL
D S S/M M L XL
Underband (in)
24 - 26 26 - 28 28 - 30 32 - 34 34 - 36
A S S/M M L XL
B S S/M M L XL
C S S/M M L XL
D S S/M M L XL
Bra size calculation chart
CM IN
UK/USA 30 32 34 36 38
AUS 8 10 12 14 16
Overbust Measurement (cm)
Measure Firmly
62 - 67 67 - 72 72 - 77 77 - 82 82 - 87
Overbust Measurement (cm)
Measure Loosely
AA 72 - 75 77 - 80 82 - 85 87 - 90 92 - 95
A 75 - 77 80 - 82 85 - 87 90 - 92 95 - 97
B 77 - 80 82 - 85 87 - 90 92 - 95 97 - 100
C 80 - 82 85 - 87 90 - 92 95 - 97 100 - 102
D 82 - 85 87 - 90 92 - 95 97 - 100 102 - 105
DD 85 - 87 90 - 92 95 - 97 100 - 102 105 - 107
E 92 - 95 97 - 100 102 - 105 107 - 110
F 95 - 97 100 - 102 105 - 107 110 - 112
F 102 - 105 107 - 110 112 - 115
G 105 - 107 110 - 112 115 - 117
Overbust Measurement (in)
Measure Firmly
24 - 26 26 - 28 28 - 30 30 - 32 32 - 34
Overbust Measurement (in)
Measure Loosely
AA 28 - 29 30 - 31 32 - 33 34 - 35 36 - 37
A 29 - 30 31 - 32 33 - 34 35 - 36 37 - 38
B 30 - 31 32 - 33 34 - 35 36 - 37 38 - 39
C 31 - 32 33 - 34 35 - 36 37 - 38 39 - 40
D 32 - 33 34 - 35 36 - 37 38 - 39 40 - 41
DD 33 - 34 35 - 36 37 - 38 39 - 40 41 - 42
E 36 - 37 38 - 39 40 - 41 42 - 43
F 37 - 38 39 - 40 41 - 42 43 - 44
F 40 - 41 42 - 43 44 - 45
G 42 - 43 44 - 45 46 - 47

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Free Delivery over $75! Packages are dispatched within 24 hours after receipt of payment and are shipped via Australia Post (local) or DHL (overseas) the next business day. Read more about our Delivery Policies.

  • Australia: 5-7 business days via Australia Post 
  • Australia express shipping: 2-4 business days via Australia Post
  • New Zealand: 1-2 business days via DHL
  • UK & Europe: 2-3 business days via DHL
  • US: 1-2 business days via DHL to West Coast; 2 business days to East Coast


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