The bag is made of polyester fabric, have a super structure and wide opening. There is 2 pcs of metal bars at the top of the bag to keep it open and give it structure, you can see all the 4 side pocket and the main pocket inside, there is a zipper waterproof pocket at the front side, which you can put the mobile. The main pocket you can put milk powder and many clothes, there is 3 insulation bottle holders at the front pocket. Custom Logo: Silkscreen, Embroidery, Woven label. Product size is 10 5/8" L x 8 1/4" W x 16 1/2" H. Custom LOGO MOQ 100PCS.