The Decibels Foundation is an Amazon Associate and an AmazonSmile member. The benefits are two-fold. When you click through our site to shop on Amazon, they know you came through us and will donate 4-8% of your purchase to the Foundation. When you click through our site and shop on AmazonSmile, Amazon donates an additional 0.5% of your purchase. AmazonSmile is the same Amazon products, prices, and service you already know. Log in using your Amazon log in and choose "The Decibels Foundation" as the charity of your choice.