Scrub Daddy sponges are lab tested to not hold odors for up to 8 weeks when properly maintained in addition to resisting stains and rinsing clean after use. Fast dry time prevents odors. Scrub Daddys FlexTexture becomes firm in cold water for tough scrubbing and soft in warm water for light cleaning. Can be used in the bathroom, kitchen, outdoor space, and more! Scrub Daddy is safe to use on over a dozen different surfaces including glass, stainless steel, cast iron, and non-stick coatings. Scrub Daddy cleans the toughest kitchen and house messes all with a smile on his face. Daddys eyes provide an ergonomic grip with just two fingers to mold into corners and reach deep into cups, while his happy smile cleans both sides of spoons, spatulas, and other utensils.