Practical Combinations: get a stylish grey cooler backpack paired with 6 empty ice boxes; Fill the ice boxes with water, freeze, and place them in the backpack; This combo ensures your food stays at a cool temperature, ideal for outdoor picnics and adventures Right Size with Smart Storage: measuring around 16.5 x 11.4 x 7.8 inches, this backpack offers plenty of space; The front zipper pocket is perfect for storing small items like purses and towels, while the mesh pocket on the side is designed to safely hold cans Reusable Ice Box System: our ice boxes are easy to use; Just pour water into them, freeze in the fridge to make ice packs, and they can be reused over and over again; They effectively maintain the cold temperature inside the backpack Durable and Leak Proof Build: the outer layer of the backpack is made of thickened Oxford fabric, which is highly durable and resistant to wear; The inner layer features a heat - pressed leak - proof design along with an insulating layer, keeping your items cold and dry Versatile for All Outdoor Pursuits: whether you're going on a picnic, hiking, camping, or cycling in the summer, this grey cooler backpack and ice box set is your go - to for keeping food chilled during any outdoor activity Features: This grey cooler backpack ensures maximum comfort even when fully loaded. You can carry it on long hikes or bike rides without feeling fatigued, making it good for extended outdoor adventures The combination of the insulated backpack and the 6 frozen ice boxes provides long - lasting cold retention. Your food and drinks will stay chilled for hours, allowing you to enjoy a refreshing and enjoyable outdoor experience, no matter how long your activity lasts Specifications: Material: oxford fabric Color: grey Size: cooler backpack about 16.5 x 11.4 x 7.8 inches and ice boxes about 5.7 x 5 x 0.6 inches Package includes: 1 x Cooler backpack 6 x Ice boxes Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.