Specifications: Main package 3127.519CM, side package 3122CM, expansion of the unilateral dimension of 31 255CMWeight: 0.85 KGDescription: Suitable for medium and short distance tourism;The sides can be expanded to act as packbags, and the top can also be expanded to increase the internal volumeThickened cushions allow for shockproof items such as camerasThe packbag is unfolded to form a short-haul packbag with two sidesThe package material has waterproof coating to prevent water invasion for a short timeMain body big bag can place some daily things, the bottom has very thick cushion layer, have very good shock proof effectThere are reflective strips on both sides and back, which can serve as a good warning under low illuminationThe rear pocket can hold a standard kettle and has reflective strip to ensure safety at night.Features: Easy to install, do not need any toolsConvenient and practical, dismounted, can be used as a bagThe capacity is large enough for short tripsPerfect workmanship design, reflective strip, can be seen in all directions