Elvie Pump Breast Shield - 21mm | 2 Pack Nipple Shield Flange for Pumping Breast Milk | Breast Feeding Essentials for Electric Breast Pumps | BPA Free Breast Shells | Breast Pump Bra Compatible

Spare Breast Shields (21mm) to fit Elvie Pump. The unique design and fitting system ensure greater comfort, correct nipple alignment and efficient suction. The Breast Shields are BPA free for safety and dishwasher safe for easy cleaning. 28mm is the largest size. Elvies Breast Shields are also available in 21mm and 24mm.