Willow C2137 Breast Milk Storage sku-230973508 Set

Willow 3.0 reusable Breast Milk Storage containers, model C2137, are Clear and sized 21 mm (sku-230973508; UPC 858298006330). The 2-piece containers fit inside the Willow Wearable Breast Pump for hands-free pumping without cords or attachments. Pump directly into them, then pour the milk into a bottle or storage container.

The containers come in 3 sizes: 21mm, 24mm and 27mm; use the pictured sizing chart to choose a size. Each holds up to 4 oz of milk, or 4 OZ per container, for up to 8 oz when double pumping. The Willow app monitors milk volume in real time. The containers are dishwasher safe and BPA-free, and can be used with the pump's storage bags as an alternative.

Willow recommends replacing containers every 3 months. Containers have a 90-day limited manufacturer warranty; the pump has a 1 year warranty.