.UNDERFITS are .FUSION Bra's 3D-printed support designed with your breast health and the planet in mind. 100% customized to each of your breasts to provide support so strong you can't even tell it's there

• Made-to-measure to each breast
• Engraved with your name
• Biocompatible PA11
• FDA approved
• Produced locally in Paris, LA, or NY depending on your location
• Designed from your BreastPrint on the BreastID app (must access iPhone X or above or IPAD pro to get your .UNDERFITS.)

.UNDERFITS are optional, but highly recommended for breasts that are traditionally C-Cup and above.