Main bag: 32cm x 52cm x 23cm Accessory bag 1: The magic waist bag can not only be hand-carried, but also can be hung on the waist (including belt), and after the belt is lengthened, it can be implemented. The OLLE system can be combined with backpacks and tactical vests. The size of accessory pack 1 is as follows: Main bag: 23cm x 15cm x 9cm Front sticker: 23cm x 15cm x 2.5cm Sticker bag on both sides: 4.5cm x 13cm x 9cm The left side of the accessory bag is exactly the same as the right side of the accessory bag. It can be hung on both sides of the backpack. Of course, it can also be used as a waist bag, but it is too long. Accessory bag left/right The dimensions are as follows: 14cm x 21cm x 6cm