I'd give this Gorilla product a shot:
https://www.amazon.com/Gorilla-Waterproof-Fabric-Ounce-1-Pack/dp/B0872K28Q1/ref=asc_df_B0872K28Q1/?tag=&linkCode=df0&hvadid=416774298645&hvpos=&hvnetw=g&hvrand=14787640993992716346&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9028543&hvtargid=pla-911592958009&ref=&adgrpid=95471653098&th=1https://www.amazon.com/Gorilla-Waterproof-Fabric-Ounce-1-Pack/dp/B0872K28Q1/ref=asc_df_B0872K28Q1/?tag=&linkCode=df0&hvadid=416774298645&hvpos=&hvnetw=g&hvrand=14787640993992716346&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9028543&hvtargid=pla-911592958009&ref=&adgrpid=95471653098&th=1