Amazon has the 3-Pack Scotch-Brite Scrub Dots Heavy Duty Scrub Sponges (30303-8) for $2.82 - 5% off with Subscribe & Save (can cancel anytime) - $0.38 off coupon (check “Save an extra” box, eligible on first S&S order for this product) = $2.30 with free shipping on $25+ or with Prime.