Scrub Daddy changes texture based on your water temperature. Firm in cold water for serious scrubbing, soft in warm water for normal washing. It rinses free of debris, resists odors, and cleans well with water alone. Scratch free on over a dozen surfaces from non-stick to stainless steel and even car exterior paint. His eyes hold onto your fingers and mouth cleans both sides of utensils. Sanitize Scrub Daddy on the top rack of your dishwasher or in the microwave.