Medela PersonalFit size S 21 mm breast attachment 1 p

Medela PersonalFit - breast attachment. The optimum attachment size avoids pressure on the ducts during suction. This ensures that the breast is sufficiently emptied and sucks the maximum amount of milk. The standard size of Medela personal breast pumps is size M.

Correct breast size:

• Prevents pressure on the ducts.
• Sufficiently empties the breast.
• Helps to suck up the maximum amount of milk.
• Ensures milk suction comfort

The extension size is determined by the size of the nipple.

Size according to nipple diameter in mm: 

size S - diameter 21 mm (nipple diameter up to 17 mm)
size M - diameter 24 mm (nipple diameter up to 20 mm)
size L - diameter 27 mm (nipple diameter up to 23 mm)
size XL - diameter 30 mm (nipple diameter up to 26 mm)
size XXL - diameter 36 mm (nipple diameter up to 32 mm)