Norwex - Small Mop Dry and Wet Pads - Set of 2. Yellow (retired) Pad size is 12" length by 5 1/2" width with velcro backing to stick to mop base - The statically charged dry microfiber mop pad picks up the smallest particles of dirt, dust, crumbs and more. Blue (retired) Pad size is 11 1/2" length x 5" wide with velcro backing to stick to mop base - Heavy-duty and ideal for floors and walls. Densely woven, superfine Norwex Microfiber physically removes up to 99% of bacteria from a surface using only water when following proper care and use instructions. Blue pad is slightly worn were yellow pad shows no wear. Microfiber Care Wash dirty Mop Pads with a Norwex laundry detergent and avoid bleach, fabric softeners and dryer sheets. Slightly dirty Dry Superior Mop Pads may be cleaned using the Rubber Brush. Slightly dirty Wet Mop Pads can be washed with Norwex Dish Soap under warm running water and used again before laundering. Mop Pads that have been used heavily should be laundered using a Norwex laundry detergent, which contains no fillers. For tough stains, pre-treat with Laundry Stain Remover or use Microfiber Cleaner Laundry Booster. Rinse thoroughly after washing and air or machine dry.