3 Features: 3 ways to wear, on the shoulder, on your elbow or across the body Hot or cool: thermo insulated pocket to keep bottles warm or cool for up to 4 hours Large capacity Perfect for traveling, weekend getaways, shopping and other outdoor activities in daily life. Specification: MaterialMaterials: Polyester, oxford fabric, strong zipper Size1:Large Bag 40 x 18 x 30cm (15.7" x 7.1" x 11.9") Size2:Small Bag 29 x 13 x 25cm (11.6" x 5.1" x 9.8") Size3:Bottle Holder diameter 8.5cm x Height 19cm ( 3.3" x 7.5") Size4:Diaper Mat 50cm x 30cm Package Included: 1 large size bag 1 cute small size bag 1 bottle holder bag 1 changing mat