Features: Waterproof and durable The bag is made from fine Dacron which is durable. It has water repellent treatment on its surface so the bag is waterproof. And the bag does not contain eight heavy metals and substances harmful to the human body. Smart carrying system A new generation of S-shaped shoulder straps reduce stress. It is ergonomic. The shoulder strap design makes your experience comfortable and relaxing. Selected EPE pearl cotton has the function of stabilizing the weight, soft and shockproof. Three layers of insulation High density polyester, EPE, and aluminum foil, three layers of insulation material, effectively isolate external temperature. Large capacity Front pockets, side pockets, side lace, and the internal one ensure the bag has a large capacity. It is suitable for 4 persons camping. Comfortable adjustment Along with an antiskid zipper, the bag has an adjustable shoulder straps. It is convenient for you to adjust the length you want. Specifications: Item type: Picnic bag Material: Polyester+PEVA Color: Dark Grey Quantity: 1set Item size: 42*31*11cm/16.51*12.18*4.32inch(L*W*H) Moisture-proof pad size: 140*100cm/55.02*39.30inch(L*W) Weight: 1000g/35.27oz Packing list 1*Picnic bag 1*Moisture-proof pad 1*Package box Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.