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Essential Sweetheart Underwire Bikini Top

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Size Guide
Swimdresses
SWIMDRESSES
Size Over
Bust
(in)		 Under
Bust
(in)		 Cup
Size		 Waist
(in)		 Hip
(in)		 Torso
(in)
8 36 30.5 C/D 30 38 61
10 37.5 32 C/D 31.5 39.5 62.5
12 39 33.5 C/D 33 41 64
14 40.5 35 C/D 34.5 42.5 65.5
16 42 36 C/D 36 44 67
18 44 38 D/DD 39 46.5 68.5
20 46 40 D/DD 41 48.5 70.5
22 48 42 D/DD 43 50.5 72.5
24 50 44 D/DD 45 52.5 74.25
26 52 46 D/DD 47 54.5 75.75
28 55 48 D/DD 49 57 76
30 57 50 D/DD 51 59 77.5
32 59 52 D/DD 53 61 79
34 61 54 D/DD 55 63 80.5
36 63 56 D/DD 57 65 82
38 65 58 D/DD 59 67 83.5
40 67 60 D/DD 61 69 85
42 69 62 D/DD 63 71 86.5
44 71 64 D/DD 65 73 88
46 73 66 D/DD 67 75 89.5
48 75 68 D/DD 69 77 91
Cup Sized Swimdresses
Size Cup
Size		 Over
Bust
(in)		 Under
Bust
(in)		 Waist
(in)		 Hip
(in)
8 C/D 35.5-36.5 30.5 30 38
8 DD/F 37.5 30.5 30 38
10 C/D 37-38 32 31.5 39.5
10 DD/F 39 32 31.5 39
12 C/D 38.5-39.5 33.5 33 41
12 DD/F 40.5 33.5 33 41
14 C/D 40-41 35 34.5 42.5
14 DD/F 42 35 34.5 42.5
16 C/D 41.5-42.5 36.5 36 44
16 DD/F 43.5 36.5 36 44
18 D/DD 44-45 38 39 46.5
18 F/G 46-47 38 39 46.5
20 D/DD 46-48 40 41 48.5
20 F/G 48-49 40 41 48.5
22 D/DD 48-49 42 43 50.5
22 F/G 50-51 42 43 50.5
24 D/DD 50-51 44 45 52.5
24 F/G 52-53 44 45 52.5
26 D/DD 52-53 46 47 54.5
26 F/G 54-55 46 47 54.5
INTERNATIONAL
Size EU UK/AU Over
Bust
(cm)		 Under
Bust
(cm)		 Waist
(cm)		 Hip
(cm)		 Torso
(cm)
4 36 8 83.8 69.8 68.5 88.9 114.7
6 38 10 87.6 73.6 72.3 92.7 148.5
8 40 12 91.4 77.4 76.2 96.5 154.9
10 42 14 95.2 81.2 80 100.3 158.7
12 44 16 99.1 85 83.8 104.1 162.5
14 46 18 102.8 88.9 87.6 107.9 166.3
16 48 20 106.6 91.4 91.4 111.4 170.1
18 50 22 111.7 96.5 99 118.1 173.9
20 52 24 116.8 101.6 104.1 123.1 179
22 54 26 121.9 106.6 109.2 128.2 184.1
24 56 28 127 111.7 114.3 133.3 188.5
26 58 30 132 116.8 119.3 138.4 191.1

If you measure in between sizes, order smaller size if you prefer a closer fit or larger size if you prefer a looser fit.

  • Detail

    Swimsuits For All

    Item Number: 1090776

    Introducing our New Swim Essentials Collection

    Meet our chic new staples, ready to take your swim style to an impossibly cool level. You’ll find pops of gorgeous color, eye-catching prints, fashion-right neutrals, and modern cuts, designed to be mixed and matched for endless style options.

    Our new season standout is this flirty and feminine style with a flattering sweetheart neckline. It provides customizable support. Removable cups allow you to adjust the lift and coverage you’re comfortable with. Convertible back straps give you the flexibility to wear the top as a halter or in a cross-back position to accommodate your body shape and needs.

    • Removable cups
    • Adjustable convertible back straps
    • Underwire
    • Fully stablized clean finished center gore
    • G-Hook back closure with 3-row adjustments
    • Sizes 4-26
    • 82% Nylon/18% Spandex
      92% Poly/ 8% Spandex lining
    • Fabric provides UPF 50 UV protection. See details.
    • Hand wash with mild soap. Roll suit in towel and squeeze out excess water. Dry flat; avoid washers & dryers.
    • Imported
    • Solutions: Underwire, UPF 50 Sun Protection

    Click here to shop matching hipster swim bottom. 

    Click here to shop matching string bikini bottom. 

  • Customer Reviews
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ONE PIECE
Size Over
Bust
(in)		 Under
Bust
(in)		 Cup
Size		 Waist
(in)		 Hip
(in)		 Torso
(in)
4 33 27.5 C/D 27 35 57
6 34.5 29 C/D 28.5 36.5 58.5
8 36 30.5 C/D 30 38 61
10 37.5 32 C/D 31.5 39.5 62.5
12 39 33.5 C/D 33 41 64
14 40.5 35 C/D 34.5 42.5 65.5
16 42 36 C/D 36 44 67
18 44 38 D/DD 39 46.5 68.5
20 46 40 D/DD 41 48.5 70.5
22 48 42 D/DD 43 50.5 72.5
24 50 44 D/DD 45 52.5 74.25
26 52 46 D/DD 47 54.5 75.75
28 55 48 D/DD 49 57 76
30 57 50 D/DD 51 59 77.5
32 59 52 D/DD 53 61 79
34 61 54 D/DD 55 63 80.5
36 63 56 D/DD 57 65 82
38 65 58 D/DD 59 67 83.5
40 67 60 D/DD 61 69 85
42 69 62 D/DD 63 71 86.5
44 71 64 D/DD 65 73 88
46 73 66 D/DD 67 75 89.5
48 75 68 D/DD 69 77 91
Cup Sized One Pieces
Size Cup
Size		 Over
Bust
(in)		 Under
Bust
(in)		 Waist
(in)		 Hip
(in)		 Torso
(in)
10 D/DD 38 32 31.5 39.5 62.5
12 D/DD 39 33.5 33 41 64
14 D/DD 41 35 34.5 42.5 65.5
16 D/DD 42.5 36 36 44 67
16 E/F 45 36 36 45.25 67.5
16 G/H 48 36 36 45.25 67.5
18 D/DD 44 38 39 46.5 68.5
18 E/F 47 38 39 47.25 69
18 G/H 50 38 39 47.25 69
20 D/DD 46 40 41 48.5 70.5
20 E/F 49 40 41 49.25 71
20 G/H 52 40 41 49.25 71
22 D/DD 48 42 43 50.5 72.5
22 E/F 51 42 43 51.25 73
22 G/H 54 42 43 51.25 73
24 D/DD 50 44 45 52.5 74.25
24 E/F 53 44 45 53.25 75
24 G/H 56 44 45 53.25 75
INTERNATIONAL
Size EU UK/AU Over
Bust
(cm)		 Under
Bust
(cm)		 Waist
(cm)		 Hip
(cm)		 Torso
(cm)
4 36 8 83.8 69.8 68.5 88.9 114.7
6 38 10 87.6 73.6 72.3 92.7 148.5
8 40 12 91.4 77.4 76.2 96.5 154.9
10 42 14 95.2 81.2 80 100.3 158.7
12 44 16 99.1 85 83.8 104.1 162.5
14 46 18 102.8 88.9 87.6 107.9 166.3
16 48 20 106.6 91.4 91.4 111.4 170.1
18 50 22 111.7 96.5 99 118.1 173.9
20 52 24 116.8 101.6 104.1 123.1 179
22 54 26 121.9 106.6 109.2 128.2 184.1
24 56 28 127 111.7 114.3 133.3 188.5
26 58 30 132 116.8 119.3 138.4 191.1

If you measure in between sizes, order smaller size if you prefer a closer fit or larger size if you prefer a looser fit.

TANKINI TOPS
Size Over
Bust
(in)		 Under
Bust
(in)		 Cup
Size		 Waist
(in)		 Hip
(in)		 Torso
(in)
8 36 30.5 C/D 30 38 61
10 37.5 32 C/D 31.5 39.5 62.5
12 39 33.5 C/D 33 41 64
14 40.5 35 C/D 34.5 42.5 65.5
16 42 36 C/D 36 44 67
18 44 38 D/DD 39 46.5 68.5
20 46 40 D/DD 41 48.5 70.5
22 48 42 D/DD 43 50.5 72.5
24 50 44 D/DD 45 52.5 74.25
26 52 46 D/DD 47 54.5 75.75
28 55 48 D/DD 49 57 76
30 57 50 D/DD 51 59 77.5
32 59 52 D/DD 53 61 79
34 61 54 D/DD 55 63 80.5
36 63 56 D/DD 57 65 82
38 65 58 D/DD 59 67 83.5
40 67 60 D/DD 61 69 85
42 69 62 D/DD 63 71 86.5
44 71 64 D/DD 65 73 88
46 73 66 D/DD 67 75 89.5
48 75 68 D/DD 69 77 91
BRA SIZED TANKINI TOPS
Size Size
Equivalent		 Over
Bust
(in)		 Under
Bust
(in)
36C 10-12 37-39 32-34
36D 10-12 38-40 32-34
36DD 10-12 39-41 33
36F 10-12 40-42 33
38C 14-16 39-41 34-36
38D 14-16 40-42 34-36
38DD 14-16 41-43 35
38F 14-16 42-44 35
38G 14-16 43-45 35
40C 18-20 41-43 36-38
40D 18-20 42-44 36-38
40DD 18-20 45-46 37.5
40F 18-20 45-46 37.5
40G 18-20 46-47 37.5
42C 22-24 43-45 38-40
42D 22-24 43-45 38-40
42DD 22-24 46-47 39.5
42F 22-24 48-49 39.5
42G 22-24 49-50 39.5
44C 26 43-45 38-40
44D 26 46-48 40-42
44DD 26 48-49 41.5
44F 26 49-50 41.5
44G 26 50-51 41.5
46C 28 47-49 42-44
46D 28 48-50 42-44
46DD 28 49-51 42-44
46F 28 50-52 42-44
46G 28 52-53 43.5
INTERNATIONAL
Size EU UK/AU Over
Bust
(cm)		 Under
Bust
(cm)		 Waist
(cm)		 Hip
(cm)		 Torso
(cm)
4 36 8 83.8 69.8 68.5 88.9 114.7
6 38 10 87.6 73.6 72.3 92.7 148.5
8 40 12 91.4 77.4 76.2 96.5 154.9
10 42 14 95.2 81.2 80 100.3 158.7
12 44 16 99.1 85 83.8 104.1 162.5
14 46 18 102.8 88.9 87.6 107.9 166.3
16 48 20 106.6 91.4 91.4 111.4 170.1
18 50 22 111.7 96.5 99 118.1 173.9
20 52 24 116.8 101.6 104.1 123.1 179
22 54 26 121.9 106.6 109.2 128.2 184.1
24 56 28 127 111.7 114.3 133.3 188.5
26 58 30 132 116.8 119.3 138.4 191.1

If you measure in between sizes, order smaller size if you prefer a closer fit or larger size if you prefer a looser fit.

BIKINI TOPS
Size Over
Bust
(in)		 Under
Bust
(in)		 Cup
Size		 Waist
(in)		 Hip
(in)		 Torso
(in)
4 33 27.5 C/D 27 35 57
6 34.5 29 C/D 28.5 36.5 58.5
8 36 30.5 C/D 30 38 61
10 37.5 32 C/D 31.5 39.5 62.5
12 39 33.5 C/D 33 41 64
14 40.5 35 C/D 34.5 42.5 65.5
16 42 36 C/D 36 44 67
18 44 38 D/DD 39 46.5 68.5
20 46 40 D/DD 41 48.5 70.5
22 48 42 D/DD 43 50.5 72.5
24 50 44 D/DD 45 52.5 74.25
26 52 46 D/DD 47 54.5 75.75
28 55 48 D/DD 49 57 76
BRA SIZED BIKINI TOPS
Size Size
Equivalent		 Over
Bust
(in)		 Under
Bust
(in)
36C 10-12 37-39 32-34
36D 10-12 38-40 32-34
36DD 10-12 39-41 33
36F 10-12 40-42 33
38C 14-16 39-41 34-36
38D 14-16 40-42 34-36
38DD 14-16 41-43 35
38F 14-16 42-44 35
38G 14-16 43-45 35
40C 18-20 41-43 36-38
40D 18-20 42-44 36-38
40DD 18-20 45-46 37.5
40F 18-20 45-46 37.5
40G 18-20 46-47 37.5
42C 22-24 43-45 38-40
42D 22-24 43-45 38-40
42DD 22-24 46-47 39.5
42F 22-24 48-49 39.5
42G 22-24 49-50 39.5
44C 26 43-45 38-40
44D 26 46-48 40-42
44DD 26 48-49 41.5
44F 26 49-50 41.5
44G 26 50-51 41.5
46C 28 47-49 42-44
46D 28 48-50 42-44
46DD 28 49-51 42-44
46F 28 50-52 42-44
46G 28 52-53 43.5
Cup Sized Bikinis
Size Cup
Size		 Over
Bust
(in)		 Under
Bust
(in)		 Waist
(in)		 Hip
(in)		 Torso
(in)
10 D/DD 38 32 31.5 39.5 62.5
12 D/DD 39 33.5 33 41 64
14 D/DD 41 35 34.5 42.5 65.5
16 D/DD 42.5 36 36 44 67
16 E/F 45 36 36 45.25 67.5
16 G/H 48 36 36 45.25 67.5
18 D/DD 44 38 39 46.5 68.5
18 E/F 47 38 39 47.25 69
18 G/H 50 38 39 47.25 69
20 D/DD 46 40 41 48.5 70.5
20 E/F 49 40 41 49.25 71
20 G/H 52 40 41 49.25 71
22 D/DD 48 42 43 50.5 72.5
22 E/F 51 42 43 51.25 73
22 G/H 54 42 43 51.25 73
24 D/DD 50 44 45 52.5 74.25
24 E/F 53 44 45 53.25 75
24 G/H 56 44 45 53.25 75
26 D/DD 52 46 47 54.5 76.25
26 E/F 55 46 47 55.25 77
26 G/H 58 46 47 55.25 77
INTERNATIONAL
Size EU UK/AU Over
Bust
(cm)		 Under
Bust
(cm)		 Waist
(cm)		 Hip
(cm)		 Torso
(cm)
4 36 8 83.8 69.8 68.5 88.9 114.7
6 38 10 87.6 73.6 72.3 92.7 148.5
8 40 12 91.4 77.4 76.2 96.5 154.9
10 42 14 95.2 81.2 80 100.3 158.7
12 44 16 99.1 85 83.8 104.1 162.5
14 46 18 102.8 88.9 87.6 107.9 166.3
16 48 20 106.6 91.4 91.4 111.4 170.1
18 50 22 111.7 96.5 99 118.1 173.9
20 52 24 116.8 101.6 104.1 123.1 179
22 54 26 121.9 106.6 109.2 128.2 184.1
24 56 28 127 111.7 114.3 133.3 188.5
26 58 30 132 116.8 119.3 138.4 191.1

If you measure in between sizes, order smaller size if you prefer a closer fit or larger size if you prefer a looser fit.

BOTTOMS
Size Waist
(in)		 Hip
(in)		 Torso
(in)
4 27 35 57
6 28.5 36.5 58.5
8 30 38 61
10 31.5 39.5 62.5
12 33 41 64
14 34.5 42.5 65.5
16 36 44 67
18 39 46.5 68.5
20 41 48.5 70.5
22 43 50.5 72.5
24 45 52.5 74.25
26 47 54.5 75.75
28 49 57 76
30 51 59 76.5
32 53 61 76.75
34 55 63 78
36 57 65 82
38 59 67 83.5
40 61 69 85
42 63 71 86.5
44 65 73 88
46 67 75 89.5
48 69 77 91
INTERNATIONAL
Size EU UK/AU Waist
(cm)		 Hip
(cm)		 Torso
(cm)
4 36 8 68.5 88.9 114.7
6 38 10 72.3 92.7 148.5
8 40 12 76.2 96.5 154.9
10 42 14 80 100.3 158.7
12 44 16 83.8 104.1 162.5
14 46 18 87.6 107.9 166.3
16 48 20 91.4 111.4 170.1
18 50 22 99 118.1 173.9
20 52 24 104.1 123.1 179
22 54 26 109.2 128.2 184.1
24 56 28 114.3 133.3 188.5
26 58 30 119.3 138.4 191.1

If you measure in between sizes, order smaller size if you prefer a closer fit or larger size if you prefer a looser fit.

Cover Ups
Size Over
Bust
(in)		 Under
Bust
(in)		 Waist
(in)		 Hip
(in)
4 34 28.5 28 36
6/8 35-36 29.5-30.5 29-30 37-38
10/12 37.5-39 32-33.5 31.5-33 39.5-41
14/16 40.5-42 35-36 34.5-36 42.5-44
18/20 44-46 38-40 39-41 46.5-48.5
22/24 48-50 42-44 43-45 50.5-52.5
26 52 46 47 54.5
28 55 48 49 57
30 57 50 51 59
32 59 52 53 61
34 61 54 55 63
36 63 56 57 65
38 65 58 59 67
40 67 60 61 69
42 69 62 63 71
44 71 64 65 73
46 73 66 67 75
48 75 68 69 77
INTERNATIONAL
Size EU UK/AU Over
Bust
(cm)		 Under
Bust
(cm)		 Waist
(cm)		 Hip
(cm)		 Torso
(cm)
4 36 8 83.8 69.8 68.5 88.9 114.7
6 38 10 87.6 73.6 72.3 92.7 148.5
8 40 12 91.4 77.4 76.2 96.5 154.9
10 42 14 95.2 81.2 80 100.3 158.7
12 44 16 99.1 85 83.8 104.1 162.5
14 46 18 102.8 88.9 87.6 107.9 166.3
16 48 20 106.6 91.4 91.4 111.4 170.1
18 50 22 111.7 96.5 99 118.1 173.9
20 52 24 116.8 101.6 104.1 123.1 179
22 54 26 121.9 106.6 109.2 128.2 184.1
24 56 28 127 111.7 114.3 133.3 188.5
26 58 30 132 116.8 119.3 138.4 191.1

If you measure in between sizes, order smaller size if you prefer a closer fit or larger size if you prefer a looser fit.