Amazon.com: 3M Softback Sanding Sponge, 02604, 4 1/2 in x 5 1/2 in (115mm x 140mm), Fine, 20 sponges per pack : Industrial & Scientific
Amazon.com: ADVcer 500-2000 Grit Sanding Sponge 8 Pads, 4.5" x 5.5" x 0.2" Assorted Wet or Dry Ultra Fine Hand Sanding Sponges, Flexible Soft Foam Sand Block for Drywall, Corner Contour, Metal
Amazon.com: 3M Softback Sanding Sponge 02604, 4 1/2 x 5 1/2 in, Fine Grit, Fast Cutting, Gray, 20 Pack : Tools & Home Improvement
Pro Grade Precision Sanding Sponge | Kelly-Moore Paints - Kelly-Moore Order Pad
4 - 1/2" x 5 - 3/4" Thin Sanding Sponge Medium Grit 3/16" Thick A&H Abrasives