Adhesive 502 is a multi-purpose adhesive, which is suitable for bonding porous and water-absorbent materials, including steel, nonferrous metals, rubber, leather, plastics, ceramics, wood, nonmetallic ceramics, glass, flexible materials and so on. In the case of letters falling on clothes, if the materials of letters and clothes are suitable for bonding with 502 glue, you can try to repair them with 502 glue. However, 502 glue has certain toxicity, especially before curing. When using 502 glue, you should follow the safety operation guidelines to ensure good ventilation and avoid contact with skin and eyes. Used for materials that are difficult to bond, such as polyethylene, polypropylene, polytetrafluoroethylene, etc. Special treatment is required to achieve effective bonding.