Focus on comfort. If your pre-pregnancy bras feel tight or sensitive, switch to soft, stretchy, wireless maternity bras.
Do not wait for a specific week if you experience these indicators of a poor fit: when should you buy nursing bras
Avoid buying expensive, structured bras immediately after birth. Wait until your milk supply has regulated and initial engorgement subsides before reassessing your final size. Signs You Need a New Bra Focus on comfort
Your ribcage naturally widens during pregnancy; if the band digs in even on the loosest hook, you need to size up. Shopping and Sizing Tips switch to soft