Hello, Carrie - We're sorry that you haven't been able to obtain replacement pads for your sander! Replacement pads can be purchased from Homedepot.com by searching for model number A21D901 or by utilizing the link below. We hope this helps and we thank you for taking the time to leave a review! And if you'd like to discuss your experience further, then please feel free to email us anytime at Reviews@RYOBItools.com.
9-Piece 2-7/8 in. Detail Sand Paper Assortment Set - 60, 100, and 150 Grit
https://www.homedepot.com/p/RYOBI-9-Piece-2-7-8-in-Detail-Sand-Paper-Assortment-Set-60-100-and-150-Grit-A21D901/316546862