Europe Size 15 cm to US: Overnight Ultimate (Size 6) Sanitary Pads & Menstrual Care

Europe Size 15 cm: Features a length of 15.5 $\text{cm}$ (6.1 $\text{in}$), width of 5 $\text{cm}$ (2 $\text{in}$), droplet absorption rating of 1 (Very Light / Spotting) with a fluid capacity of 3 $\text{ml}$ (0.1 $\text{fl oz}$) and wings: No.

US: Overnight Ultimate (Size 6): Features a length of 40 $\text{cm}$ (15.7 $\text{in}$), width of 9.5 $\text{cm}$ (3.7 $\text{in}$), droplet absorption rating of 6 (Maximum / Postpartum Flow) with a fluid capacity of 55 $\text{ml}$ (1.9 $\text{fl oz}$) and wings: Yes.