The materials applied in Sofie simple backpack are guaranteed to has strong wear and tear performance as well as leakage tightness, to provide the best longevity for application. The built-in activated carbon fiber removes almost all the bad water tastes
p******o
Many advanced technologies are adopted in the production of Sofie simple backpack. New technologies in fiber materials, textile dyeing technology, and 3D composite knitting have significantly optimized the overall properties of the product. Requiring no pumping, squeezing, or filling, it makes the water directly go through all the way to your mouth
v******h
In the whole production of Sofie simple backpack, the process is highly efficient with the help of advanced machines, such as CNC machine, mold shaping, and stamping machine. It allows users to drink from rain, river, stream, puddle, etc
n******z
Sofie reflective backpack is manufactured by our production team using multi-colored elements and manual techniques. This method allows the team to control the quality at every stage of production. It is specially designed for outdoor enthusiasts
x******y
Sofie reflective backpack is manufactured by going through the following processes: raw material preparation, plastication, mixing, formation, vulcanization, and inspection, and packaging or assembly. It takes up a small space in the backpack
i******h
simple backpack featured better reflective backpack properties, as well as possessed reflective backpack features. It has at least a 5-year service life