At participating Wendy's restaurants, buy a Frosty Key Tag for $2 and you'll get a Frosty Jr. for free with any purchase through December 31, 2019. Wendy's will donate $1.90 of each sale to the Dave Thomas Foundation for Adoption.
Note: You can buy larger quantities online for $2 each plus $1 for shipping.
Are you throwing away money? Before tossing these items that are considered disposable, consider how to give them new purpose.