Mr. Clean Magic Eraser Cleaning Pads: 4-pack $3.50, 8-pack $7, or Erase and Renew Pads 24-pack $19 + Free Shipping

Walmart has 4-pack Mr. Clean Original Magic Eraser Cleaning Pads for $3.47 with free shipping. Thanks leonlimck

Amazon.com has 8-pack Mr. Clean Magic Eraser Cleaning Pads for $7.15 when you click "clip this coupon" ($0.50) and select "subscribe & save". Shipping is free.

Amazon.com also has 6-pack of 4-count Mr. Clean Original Erase and Renew Magic Eraser (24 total) $19 when you click "clip this coupon" ($0.50) and select "subscribe & save".