【First Layer】
■ 6 mesh pouches(S) with elastic loops expand to store multiple sizes things
■ 12 elastic loops(S/M) for storing various items like cables and earphones
■ A special SD card pouch to prevent your small SD card missing

【Second Layer】 
■ 3 mesh pouches(S/M) with elastic loops can hold power bank and cables
■ 2 elastic loops(M) for keeping USB cables
■ 1 inner pocket with zipper can store money or keys or earphones

【Third Layer】
■ 3 elastic loops(M/L) for keeping pens or wires
■ 1 inner mesh pocket(L) with elastic loop can fit portable hard drive up to 3.5"(It also can hold a kindle)
■ 1 outer large pocket with zipper can hold iphone 6 plus easily