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    Size 12

    Shop our size 12 lingerie and underwear, spanning briefs, sleepwear and everyday basics designed to fit true to size and flatter your shape.

    Brazilian Bombshell Bikini $14.95
    Best Seller
    Brazilian Short $14.95
    Brazilian Short $14.95
    Best Seller
    Brazilian Short $14.95
    Brazilian String Gee $14.95
    5 FOR $20
    Final sale – while stocks last
    Clean Cut Modal High Rise Gee $5.00 $19.95
    NEW IN
    Comfort Band Lace Trim Mid Rise $19.95
    NEW IN
    Comfort Band Lace Trim Mid Rise $19.95
    NEW IN
    Comfort Band Lace Trim Mid Rise $19.95
    Daily Essentials Cotton & Floral Lace Cami (465N) $26.95
    Daily Essentials Cotton & Floral Lace Cami (465N) $26.95
    Best Seller
    Daily Essentials Cotton & Floral Lace Full Brief (465N) $18.95
    Best Seller
    Daily Essentials Cotton & Floral Lace Full Brief (465N) $18.95
    Best Seller
    Daily Essentials Cotton & Floral Lace Full Brief (465N) $18.95
    5 FOR $20
    Final sale – while stocks last
    Daily Essentials Cotton & Floral Lace Full Brief (465N) $5.00 $18.95
    5 FOR $20
    Final sale – while stocks last
    Daily Essentials Cotton & Floral Lace Full Brief (465N) $5.00 $18.95
    Daily Essentials Helen Micro & Geo Lace Cami (465G) $29.95
    Daily Essentials Helen Micro & Geo Lace Cami (465G) $29.95
    Daily Essentials Micro & Geo Lace Full Brief (465G) $18.95
    Daily Essentials Micro & Geo Lace Full Brief (465G) $18.95
    Daily Essentials Stretch Lace & Cotton Full Brief (219) $18.95
    Best Seller
    Daily Essentials Stretch Lace & Cotton Full Brief (219) $18.95
    Best Seller
    Daily Essentials Stretch Lace & Cotton Full Brief (219) $18.95
    Daily Essentials Stretch Lace & Cotton Hi-Cut (219) $18.95
    You've viewed 24 of 360 products
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    Shop Kayser lingerie and underwear in size 12. Discover comfortable everyday knickers in every cut, soft cami tops and special-occasion lace styles designed for a size 12 frame. Quality fabrics, reliable fits and styles you will wear on rotation.

     

    For underwear, size 12 covers a hip measurement of 102 to 107 cm in all brief styles across cotton, microfibre and lace fabrics. If you'd like a little more info, read our Online Fit Guide for more tips & tricks on knowing how to measure yourself at home

     

    Best-selling size 12 favourites include the Daily Essentials Cotton and Lace Full Brief, the Alive Brazilian Bikini in second-skin microfibre and Sleek & Smooth for mid-rise, full brief and hi-cut styles. 

     

    Browse by type, collection or fabric. Free AU delivery on orders over $75*

    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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