This breast pump bag (12.6 x 7.9 x 13.4 in) offers 13 compartments to fit specific pumps, four 9 oz bottles, and wipes. The side zippered organizer pockets with waterproof lining keeps milk fresh, while the included 11 x 13 in mat adds hygiene for pumps and shields. A reinforced handle and comfy strap make it a breeze for moms on workdays or trips.