This bottle thermal bag is made from reliable polyester material, safe and durable for long period using. Durably constructed with insulated lining, can better keep your 's milk fresh by maintaining proper temperature for hours. Light in weight and suitable in size, it can be hung on bag or stroller much easily. Features -Color:Grey -Material:Polyester -Size:24.00X8.00X8.00cm/9.43X3.14X3.14in - Polyester material thermal inner for keep temperature for rather a few hours, good for outdoor using. - The zipper around bag provides a good seal and insulation, and protects your milk from rising outside temperatures. - Not easy to wrinkle, featuring with good strength and resilience, convenient for to take, can be hung on the stroller. - To be a prepared new parents with this bag, also can give for your family and friends have newborn. - Using premium polyester materials, practical and durable, not easy to damage, can be used for a long time. Package list: 1 x milk bottle thermal bag