Double Layer Design: The bottom cooler room with an ice pack that will keep breastmilk, drinks, or baby food fresh for hours. And it can fits 4 large baby bottles up to 5 ounces. The top compartment layer provides some space and you can breastmilk storage bags, baby squeeze pouches, baby snack container box or baby food storage jars... Small Size & Large Capacity: The bottom cooler room is about 7.08"(L) x 7.08"(W) x 5.51"(H) with an Ice Pack 5.9"(L)*3.54"(W)*1.95"(H), which is can hold up 4 large baby milk bottle(2oz-5oz), Fits most of the brands baby bottles. The upper layer about 7.08"(L) x 7.08"(W) x 2.75"(H) and can store some baby snack, fresh fruits, or baby foods and snacks container... Safe Materials & Full Protection: The insulated breastmilk container bag is made of 4 layers of protection materials high-quality polyester outer, 5mm EPE foam middle Layer, 210D Oxford fabric liner, and food-grade EVA inner, which is waterproof & leakproof, insulated, and soaked. Keep you breastmilk fresh or chilled for a long time! 100% Waterproof & Leakproof: Our food-grade EVA waterproof materials adopts hot-pressing technology for 100% waterproof and leak-proof, and 5mm thickened foam keeps cold for up to 6-8 hours( with ice packs). It's easy to clean and just need a towel or damp paper towel the water or milk stains. Easy To Carry & Hang On Baby'S Stroller: Top adjustable & detachable buckle can easily attach many types of baby's stroller and easy to carry & convenient transport when you have a picnic, travelling, working, shopping or take an airport on the go. It's good chioce as baby shower gifts or newborn essential must haves gifts to breastfeeding moms. No. M205XSHP, Pink-XS, Fits 4 Bottles Up to 5 Ounce,Black Breast milk cooler bag with ice pack for mom dad wearable pump bags insulated baby bottles bags for daycare reusable lunch box bag for women men travel on the go food containers bags snack box bags