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Bikini

Best seller
Fine Lines Lingerie Ultrasoft Bikini in Black with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Black with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Black with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Black with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Black with mid-rise fit and smooth finish
Black / 10 Brush / 10 Powder / 10
Ultrasoft BikiniUL041 $24.95
Best seller
Fine Lines Lingerie Ultrasoft Bikini in Powder with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Powder with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Powder with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Powder with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Powder with mid-rise fit and smooth finish
Black / 10 Brush / 10 Powder / 10
Ultrasoft BikiniUL041 $24.95
Best seller
Fine Lines Lingerie Ultrasoft Bikini in Brush with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Brush with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Brush with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Brush with mid-rise fit and smooth finish
Fine Lines Lingerie Ultrasoft Bikini in Brush with mid-rise fit and smooth finish
Black / 10 Brush / 10 Powder / 10
Ultrasoft BikiniUL041 $24.95
Clearance Sale
Front view of the hi-cut brief, showing full lace coverage and soft stretch construction.
Front view of the hi-cut brief, showing full lace coverage and soft stretch construction.
Front view of the hi-cut brief, showing full lace coverage and soft stretch construction.
Front view of the hi-cut brief, showing full lace coverage and soft stretch construction.
Front view of the hi-cut brief, showing full lace coverage and soft stretch construction.
Front view of the hi-cut brief, showing full lace coverage and soft stretch construction.
10 / Flame 10 / Fig 10 / Electric Fuchsia 10 / Ice
Weightless Hi-Cut BriefWL041 $24.95 $5.00
Clearance Sale
Model wearing the Weightless Hi-Cut Brief in Electric Fuschia, showing off the vibrant colour and high-cut leg.
Model wearing the Weightless Hi-Cut Brief in Electric Fuschia, showing off the vibrant colour and high-cut leg.
Model wearing the Weightless Hi-Cut Brief in Electric Fuschia, showing off the vibrant colour and high-cut leg.
Model wearing the Weightless Hi-Cut Brief in Electric Fuschia, showing off the vibrant colour and high-cut leg.
Model wearing the Weightless Hi-Cut Brief in Electric Fuschia, showing off the vibrant colour and high-cut leg.
Model wearing the Weightless Hi-Cut Brief in Electric Fuschia, showing off the vibrant colour and high-cut leg.
10 / Flame 10 / Fig 10 / Electric Fuchsia 10 / Ice
Weightless Hi-Cut BriefWL041 $24.95 $5.00
Clearance Sale
10 / Rose 10 / Black 10 / Pacific Green
Graphic BriefGF041 $24.95 $5.00
Clearance Sale
New Graphic Mesh Brief Underwear in Black by Fine Lines Lingerie
New Graphic Mesh Brief Underwear in Black by Fine Lines Lingerie
10 / Rose 10 / Black 10 / Pacific Green
Graphic BriefGF041 $24.95 $5.00
Clearance Sale
Model wearing the Graphic Brief in Pacific Green with a low-rise waist and sleek mesh design.
Model wearing the Graphic Brief in Pacific Green with a low-rise waist and sleek mesh design.
Model wearing the Graphic Brief in Pacific Green with a low-rise waist and sleek mesh design.
Model wearing the Graphic Brief in Pacific Green with a low-rise waist and sleek mesh design.
Model wearing the Graphic Brief in Pacific Green with a low-rise waist and sleek mesh design.
Model wearing the Graphic Brief in Pacific Green with a low-rise waist and sleek mesh design.
10 / Rose 10 / Black 10 / Pacific Green
Graphic BriefGF041 $24.95 $5.00
Clearance Sale
Black mid-rise brief with smooth microfibre and mesh side panels.
Black mid-rise brief with smooth microfibre and mesh side panels.
Black mid-rise brief with smooth microfibre and mesh side panels.
Black mid-rise brief with smooth microfibre and mesh side panels.
Black mid-rise brief with smooth microfibre and mesh side panels.
Black mid-rise brief with smooth microfibre and mesh side panels.
10 / Black
Muse BriefSL031 $24.95 $5.00
Clearance Sale
Weightless Sheer Floral Lace Hi-Cut Brief in Fig by Fine Lines Lingerie
Weightless Sheer Floral Lace Hi-Cut Brief in Fig by Fine Lines Lingerie
10 / Flame 10 / Fig 10 / Electric Fuchsia 10 / Ice
Weightless Hi-Cut BriefWL041 $24.95 $5.00
Clearance Sale
NEW Weightless Allover Lace Hi-Cut Brief in Red by Fine Lines Lingerie
NEW Weightless Allover Lace Hi-Cut Brief in Red by Fine Lines Lingerie
NEW Weightless Allover Lace Hi-Cut Brief in Red by Fine Lines Lingerie
NEW Weightless Allover Lace Hi-Cut Brief in Red by Fine Lines Lingerie
NEW Weightless Allover Lace Hi-Cut Brief in Red by Fine Lines Lingerie
10 / Flame 10 / Fig 10 / Electric Fuchsia 10 / Ice
Weightless Hi-Cut BriefWL041 $24.95 $5.00

Fine Lines bikini underwear has the perfect balance of comfort and chic. Our best-selling seamless Invisibles are a go-to if you want that barely-there feel under everything from leggings to fitted dresses and skirts. For those who love a little lace, our NEW Weightless Hi-Cut Brief is a game-changer. It’s super soft with a flattering high-cut shape that elongates the leg. Whether you’re lounging or heading out, Fine Lines has you covered with these must-haves knickers.

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
2XL (18) 117 - 122 84 - 89
3XL (20) 122 - 127 89 - 94
4XL (22) 127 - 132 94 - 99
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
2XL (18) 46 - 48 33 - 35
3XL (20) 48 - 50 35 - 37
4XL (22) 50 - 52 37 - 39
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
Underbust Measurement (cm)
Measure firmly around ribcage, directly underneath breasts.
62 - 67 67 - 72 72 - 77 77 - 82 82 - 87
Overbust Measurement (cm)
Measure loosely around fullest part of bust.
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
G 102 - 105 107 - 110 112 - 115
H 105 - 107 110 - 112 115 - 117
Underbust Measurement (in)
Measure firmly around ribcage, directly underneath breasts.
24 - 26 26 - 28 28 - 30 30 - 32 32 - 34
Overbust Measurement (in)
Measure loosely around fullest part of bust.
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
G 40 - 41 42 - 43 44 - 45
H 42 - 43 44 - 45 46 - 47

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