Warm temperature nostril / dual-use backpack

★『Product introduction』 I want to have a different bag. Want to have a 100% noticeable bag I want to have a bag that feels like I am shining. Although very exaggerated, very OVER, very partial But the back is the pride that will make you go! https://c4.staticflickr.com/4/3950/18244559334_72c1c6c244_z.jpg ▲ can be back! "Back pack! Ready to go out and play! 』 https://c2.staticflickr.com/6/5549/18246495033_29e61d98d3_z.jpg ▲ can be slanted back! "Fill the textbook! Try to squeeze out the smile to fight the final exam! 』 https://c4.staticflickr.com/4/3713/18841160306_ff4b2c65c5_z.jpg ▲ carry it! Not shy! It is proud! ! ! https://c4.staticflickr.com/4/3929/18679386738_2a6f5b17c2_z.jpg ▲ is a bit exaggerated! But let your life occasionally exaggerate once! "Double-use backpack---product information" ★Material: POLI, canvas, cotton, strap, metal, cotton ★ Size: ★ Strap detachable! Can be changed to back, cross back ★ Can put A4 size files, add cotton! Soft and comfortable Origin / manufacturing methods Taiwanese system