SHOEGOO Shoe Repair…It does work! $4.49 at Amazon.com

ShoeGoo at Amazon
Close to all time low per CCC
Highest * $11.17 Jul 21, 2010
Lowest * $4.16 Jun 08, 2016
Typically between $5.99 and $7.5
Used on kids and wife’s shoes, it worked.
Good luck.