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Proudly Australian owned since 1930!

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    B Cup Bras

    Best Seller
    Very Smooth One Piece Bra $49.95
    (29)
    Best Seller
    Brazilian Push Up Bra $34.95
    (27)
    Best Seller
    Brazilian Push Up Bra $34.95
    (27)
    Best Seller
    Total Comfort Wire Free Bra $39.95
    (31)
    Best Seller
    Total Comfort Wire Free Bra $39.95
    (31)
    Best Seller
    Brazilian Push Up Bra $34.95
    (27)
    Best Seller
    Alive Bandeau Bra $34.95
    (23)
    Best Seller
    4 Way Convertible Strapless Bra $34.95
    (6)
    Alive Bandeau Bra $34.95
    (23)
    Best Seller
    4 Way Convertible Strapless Bra $34.95
    (6)
    Best Seller
    Alive T-Shirt Bra $34.95
    (24)
    Brazilian Bombshell Super Boost Strapless Bra $34.95
    (1)
    Extra Boost Bra $34.95
    (17)
    Brazilian Bombshell Super Boost Strapless Bra $34.95
    (1)
    Smooth Comfort T-Shirt Bra $39.95
    (1)
    Smooth Comfort T-Shirt Bra $39.95
    (1)
    Total Comfort Luxe T-Shirt Bra $34.95
    (0)
    Smooth Comfort T-Shirt Bra $39.95
    (1)
    Total Comfort Luxe T-Shirt Bra $34.95
    (1)
    Alive Graduated Push Up Bra $34.95
    (1)
    Smooth T-Shirt Bra $39.95
    (0)
    Smooth T-Shirt Bra $39.95
    (0)
    Be Real Smooth Lace Plunge Push-Up Bra $34.95
    (7)
    Alive Bandeau Bra $34.95
    (23)
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    Kayser Lingerie’s B-Cup Bra collection is all about embracing beauty, design and comfort. These bras offer a perfect fit that supports without compromising on style. From delicate lace accents to sleek, everyday essentials, this collection has something for every occasion. Whether you're after a little lift with our Extra Boost Bra or a smooth silhouette under your favorite outfit, Kayser’s B-Cup bras blend practicality with a touch of luxury, making them a must-have in any lingerie drawer. Not sure on your size? Take our online bra fit quiz. 

    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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