The bottle insulation bag is made of high-grade materials. It can hold a milk bottle. With an insulated lining, it maintains the perfect temperature for hours, keeping your breast milk or milk fresh. The handle strap design gives you the option of attaching it to the stroller handle or putting it in a diaper bag! Features -Color:Assorted Color -Material: 300D Oxford cloth, cotton, tinfoil -Size: About 18.00X12.00X1.00cm/7.07X4.72X0.39in -Insulated bottle bag is used to keep the milk in the bottle warm when going out. -Universal design, the bottle tote bag can hold most milk bottles. -There are lovely cartoon printed patterns on the bottle insulated tote bag. -Give you the option of attaching it to the stroller handle or putting it in a diaper bag! -Suitable for shopping, walking, picnic, traveling, camping, etc. Package list: 2 x Bottle Insulation Bags