In addition to the advantages of convenient opening and multiple sealing of bottle and barrel packaging, upright bag with mouth has the advantages of less consumption of packaging materials, high printing decoration, low packaging storage, low transportation cost and small waste disposal, and is praised as an environment-friendly packaging. According to statistics, compared with bottles and barrels of the same capacity, the raw material consumption of upright bags with mouth can be reduced by more than 30%, the storage and transportation cost of packaging materials can be reduced by more than 60%, and the waste disposal volume can be reduced by more than five times. These bags have many excellent functions , just like Waterproof, moisture-proof, UV- proof, prevent leakage, Prevent food from odor,extend product preservation time etc, you can pack drinks, juice and washing liquid safely , for the bag`s shape , size , thickness, color which we can customize according to your requirements, we can provide the best quality and service for you .