Twin Sets – Sea Weeds Online

Shopping cart0

There are no products in the cart!

Continue shopping

Sea Weeds

Size Guide

Sizing differs from brand to brand. The chart below is for the brand you're viewing — switch brands any time.

Choose your brand below to see its size chart. Sizing differs from brand to brand, so always use the chart for the brand you are buying.

Size (EU)	32	34	36	38	40	42	44	46	48	50
Bust	80-82	82-86	86-90	90-94	94-98	98-102	103-107	108-113	113-119	119-125
Waist	60-62	62-66	66-70	70-74	74-78	78-82	83-87	88-93	93-99	99-105
Hip	86-88	88-92	92-96	96-100	100-104	104-108	109-113	113-119	119-125	125-131
Upper arm	26	27	27	28	29	30	31	32	33	35
Thigh	49-51	51-53	53-55	55-57	57-60	60-62	62-64	64-67	67-69	69-72
Inside leg	77-79	77-79	77-79	77-79	77-79	77-79	77-79	77-79	77-79	77-79

How to find your size

Betty Barclay sizing is based on body measurements, shown here in centimetres. Measure over light clothing, keeping the tape level, and use the range shown for each size. Where two sizes overlap, we recommend sizing up.

All measurements from Betty Barclay's official size chart, in centimetres. Checked against the brand's own published chart on 15 October 2026.

Measurement (cm)	XS	S	M	L	XL
Italian size	40	42	44	46	48
Bust	78-84	84-88	88-92	92-96	96-100
Waist	62-66	66-70	70-74	74-78	78-82
Hip	88-92	92-96	96-100	100-104	104-108
Height	160	165	170	175	175

David's chart covers Italian sizes 40 to 48. For sizes 50 and 52, please contact us for sizing advice.

Size system	XS	S	M	L	XL
Italy	40	42	44	46	48
UK / SA	6	8	10	12	14
EU	34	36	38	40	42
US	2	4	6	8	10

Product sizes shown on site are Italian sizes or letter sizes.

How to find your size

David is sized in Italian sizes. Measure yourself in centimetres, find your size in the chart, then use the conversion table to match it to the Italian size shown on the product.

All measurements and conversions from David's official size chart (davidmare.com). Checked against the brand's own published chart on 15 October 2026.

Measurement (cm)	XS (0)	XS (2)	S (4)	S (6)	M (8)	M (10)	L (12)	L (14)	XL (16)	XL (18)	XXL (20)	XXL (22)	XXXL (24)
Bust circumference	81	84	86	89	91	95	99	104	109	114	119	124	129.5
Waist circumference	63.5	66	68.5	71	74	77	81	86	91	96.5	102	107	112
Hip circumference	89	91	94	96.5	99	103	107	112	117	122	127	132	137

Measurement (cm)	XS (0)	XS (2)	S (4)	S (6)	M (8)	M (10)	L (12)	L (14)	XL (16)	XL (18)	XXL (20)	XXL (22)	XXXL (24)
Waist circumference	63.5	66	68.5	71	74	77	81	86	91	96.5	102	107	112
Hip circumference	89	91	94	96.5	99	103	107	112	117	122	127	132	137

How to find your size

Joseph Ribkoff sizing is based on body measurements, shown here in centimetres. Measure over light clothing, keeping the tape level. If you fall between two sizes, we recommend sizing up.

All measurements supplied by Joseph Ribkoff. These are body measurements, not garment measurements. Originally published in inches and centimetres; centimetre figures are the supplier's own. Checked against the brand's own published chart on 15 October 2026.

Measurement (cm)	XS	S	M	L	XL	XXL	XXXL	4XL
Bust	89-93	94-98	99-103	104-110	111-120	121-130	131-140	141-150
Waist	68-72	73-77	78-82	83-89	90-99	100-109	110-119	120-129
Hip	94-98	99-104	105-109	110-116	117-126	127-136	137-146	147-156

How to find your size

Lula sizing is based on body measurements, shown here in centimetres. Measure over light clothing, keeping the tape level, and use the range shown for each size. Where two sizes overlap, we recommend sizing up.

All measurements from Lula Life's official size guide (lulalife.com.au), in centimetres. Checked against the brand's own published chart on 15 October 2026.

Measurement (cm)	XS	S	M	L	XL	XXL	XXXL	4XL
Bust	87	92	97	102	109.5	119.5	129.5	139.5
Waist	67	72	77	82	89.5	99.5	109.5	119.5
Hip	93	98	103	108	115.5	125.5	135.5	145.5

How to find your size

Lula Soul sizing is based on body measurements, shown here in centimetres. Measure over light clothing, keeping the tape level, and choose the size closest to your measurements. If you fall between two sizes, we recommend sizing up.

All measurements from Lula Soul's official size guide (lulasoul.com), in centimetres. Checked against the brand's own published chart on 15 October 2026.

Measurement (cm)	6	8	10	12	14	16	18
Bust	91	94	98	102	105	109	114
Waist	72	75	79	83	86	90	95
Hips	98	100	104	108	112	116	121
Torso	156	159	163	166	170	175	178

Sizes shown are US sizes. The fit is snug - size up one size from your dress size.

Measurement (cm)	16W	18W	20W	22W	24W
Bust	119	123	128	133	139
Waist	109	112	118	123	128
Hips	123	127	132	137	142
Torso	169	173	177	180	184

Measurement (cm)	S	M	L
Equivalent size (US)	8-10	12-14	16-18
Skirt length	36	38	41
Pant length	102	104	107
Short pareo	64	66	69
Long pareo	84	84	84

Skirts tend to run large. Pants, shirts and dresses run true to size. Pareos are one size fits most.

Size system	6	8	10	12	14	16	18	20W	22W	24W
US	6	8	10	12	14	16	18	20W	22W	24W
UK	8	10	12	14	16	18	20	22	24	26
Germany	34	36	38	40	42	44	46	48	50	52
Europe	36	38	40	42	44	46	48	50	52	54

Sizes 6-18 are Misses; 20W-24W are Plus.

How to find your size

Miraclesuit sizing is based on body measurements, shown here in centimetres. The fit is deliberately snug — Miraclesuit recommend sizing up one size from your dress size when buying for the first time.

All measurements supplied by Miraclesuit. These are body measurements, not garment measurements, except the Cover Ups table which gives garment lengths. Originally published in inches and centimetres; centimetre figures are the supplier's own. Checked against the brand's own published chart on 15 October 2026.

Measurement (cm)	8 / XS	10 / S	12 / M	14 / L	16 / XL	18 / XXL	20 / 3XL
Bust	82-84	87-89	92-94	97-99	102-104	107-109	112-114
Underbust	67-69	72-74	77-79	82-84	87-89	92-94	97-99
Waist	62-64	67-69	72-74	77-79	82-84	87-89	92-94
Hip	90-92	95-97	100-102	105-107	110-112	115-117	120-122
D/DD cup bust	84.5-87	89.5-92	94.5-97	99.5-102	104.5-107	109.5-112	114.5-117
DD/E cup bust	87-89.5	92-94.5	97-99.5	102-104.5	107-109.5	112-114.5	117-119.5
E/F cup bust	89.5-92	94.5-97	99.5-102	104.5-107	109.5-112	114.5-117	119.5-121

Sizes are shown as AUS / letter size. Cup rows apply to styles made in specific cup sizes.

Size system	8 / XS	10 / S	12 / M	14 / L	16 / XL	18 / XXL	20 / 3XL
AUS	8	10	12	14	16	18	20
US	4	6	8	10	12	14	16
Eur	34	36	38	40	42	44	46
UK	8	10	12	14	16	18	20
France	36	38	40	42	44	46	48

How to find your size

Sea Level sizing is based on body measurements, shown here in centimetres. Measure over light clothing, keeping the tape level, and use the range shown for each size. Cup-specific styles use the matching cup row in the chart.

All measurements supplied by Sea Level Australia and originally given in centimetres. These are body measurements, not garment measurements. Checked against the brand's own published chart on 15 October 2026.

Website by Sebenza Online