Measurement Unit: US (inch) | World (cm) | Both

Old Navy Maternity Swim Size Chart

LabelSizeChestHip
XS1 - 2
34 - 35 inch
86 - 89 cm
37 - 38 inch
94 - 97 cm
S4 - 6
36 - 37 inch
91 - 94 cm
39 - 40 inch
99 - 102 cm
M8 - 10
38 - 391/2 inch
97 - 100 cm
41 - 423/4 inch
104 - 109 cm
L12 - 14
41 - 421/2 inch
104 - 108 cm
441/2 - 461/4 inch
113 - 117 cm
XL16 - 18
441/4 - 46 inch
112 - 117 cm
481/4 - 501/4 inch
123 - 128 cm
XXL20
473/4 inch
121 cm
521/4 inch
133 cm

 

Measuring Tips

Here are some tips to help you order the correct size. If you don't have a measuring tape, use a piece of string and hold it alongside a ruler.

Chest

With your arms relaxed at your sides, measure around the fullest part of your chest.

Hip

Measure around the natural waist at back & the fullest part of the belly.

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