Named after Sarah Wells' younger sister whose style reflects the practicality needed to raise twins with a fun and fashionable edge, the "Lizzy" is the breast pump bag you've been waiting for. This bag will carry everything you need for your breast pumping journey and beyond. This bag is stylish, durable, lightweight, and easy-to-clean – featuring performance nylon Features and Benefits Thermally-lined pockets on both sides of the bag for breast pump, accessories and pumped milk (which will keep cold within the pocket for up to 6 hours with ice packs). Two photo pouches to see your little one(s) while pumping. All-in-one functionality with two-way snap system. Snap the sides down for a smaller pump purse, unsnap and use the cross-body strap for a large laptop bag and tote! The bag also includes an exterior zip pocket for keys, train card and phone, and an interior zip for everything else. The Sarah Wells Lizzy Breast Pump Bag is compatible with the following pumps: Medela Pump in Style (with or without a case) Medela Freestyle Motif Duo Hygeia Freemie Spectra Ardo Ameda