這款包包的特色是上方的背袋有兩種背法，後背和手提，可調整背帶長度。上蓋處部分設有防盜功能，側旁的掛鉤可掛任何物品也可收起做調整，也設計相同的水壺側袋。
Design concept-
The features of this backpack has two different types of backpacking method, handheld or side back,you can change the length of the strap.
On the top of the backpack,there also set the effect of Anti-theft.The side hook can hang any items or be adjusted,we also design a same side bag of water bottles.
