*kraft paper bag is popular in the market. there are 80gsm to 175gsm, even 200gsm up.

*Stone Paper Bags 100% Tree Free bags are stronger than traditional paper bags and much more environmentally friendly! They are manufactured using a revolutionary, treeless, mineral based paper making process. Produced using 80% Calcium Carbonate and 20% High Density Polypropylene, to give it water and tear resistant properties. This paper production method results in lower costs, lower energy use and massive reductions in environmental impact!