Bikini First Line - Next Gen Iron-Underwear-TomboyX

First Line Leakproof Bikini

$22

Color Next Gen Iron

Size

Color

It's all in the hips

For the best fit, pick your size based on your hip measurement.
Body measurement in inches

Size	Waist	Hips
3XS	24-25"	28.5-31"
2XS	25-26"	31-33"
XS	26-27.5"	33-34"
S	28-29.5"	35-37"
M	30-31.5"	38-40"
L	32.5-34"	41-43"
XL	35-37.5"	44.5-46.5"
2X	38.5-42"	48-50"
3X	43-45"	51.5-53.5"
4X	46-48"	55-56"
5X	49-51"	57.5-59.5"
6X	53-55"	61-63"

How to measure your hips

Stand on a level surface, feet together without shoes.
Measure around the fullest part of your hips and bottom - this is usually 7-9" below your natural waistline.
Keep the tape measure parallel to the floor, and don't pull too tight.

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Like the arid high plateaus of the Gobi desert, First Line keeps you dry and comfortable while you're on the move. With built in leak protection for light days and incontinence you can say goodbye to pads, tampons, and menstrual cups.

First Line underwear is made with OEKO-TEX® 100 Certified fabrics which are free from chemicals that are toxic to humans including PFOS and PFOA chemicals that have been shown to cause infertility or cancer. Learn more.