If you want a long time, you can print the desired pattern on a piece of material, which can be PVC, non-woven fabric, cloth and so on. Then cut it out and sew it on the canvas bag. It can also be silk-printed, heat-printed, directly printed on canvas bags, as well as dragon boat stickers, embroidery manuals and so on.
Matters needing attention and key points of canvas bag:
Banana oil is also used as a solvent in the production of many chemical products, coatings and adhesives. Generally, a few dollars is not very expensive; Then, the cotton cloth is coated repeatedly with banana oil, and the words printed by the cross-linking agent can be gradually dissolved, and the color of the coating will be lost. Finally, just wash it with clean water.
If the words on the canvas bag are solid colors, you can wipe them with a small amount of 84 disinfectant. If you are stubborn, you can also wipe it with a cleaning ball stained with toothpaste, then rinse it with water, and you can wipe it all. Buy a bottle of butyl acetate in a chemical shop, or go to a paint shop, which is called diluent, also called banana oil, then dip it with a cotton swab and smear it repeatedly to make the crosslinking agent and paint color gradually dissolve.
Refer to the above content: Baidu Encyclopedia-Canvas Bag