Breast Pump Bag, Breast Feeding Bag with Waterproof Mat, Fits for S1/S2, Pumping Accessories & Breastmilk Storage, Portable Pump Carrying Case for Work, Travel and Family Use, BeigeProduct Features Fits Breast Pumps The breast pump bag measures 13. 8 x 8. 86 x 8. 3 in and fits specific pumps. It also stores up to three 5. 4 oz 160 ml bottles (about 3. 94 in 10 cm high) Insulated Freshness The built in EVA insulation layer of the breast feeding bag locks in temperature effectively, giving breast milk a steady environment. Moms can keep breast milk fresh for hours and enjoy peace of mind on the go Large Capacity This breast pump