Our Period Flow Teen Brief (mid rise) are regular in size and fit most panties you already have in your drawer, so take your usual size.

Here are the measurements for the Period Flow Teen Brief (mid rise). To compare, lay one of your own briefs flat on a table and measure from side to side.

Our Johanne bikinis are standard sizes and fit most underwear and swimwear you already have in your drawer. Take your usual size, and if in doubt, go up a size.

Here are the measurements of the Johanne Bikini top and panties. To compare, lay a pair of your own panties flat on a table and measure them hip to hip.