EFFECTIVE BUT GENTLE: Strong enough to get all the grime off your dirty pots and pans but gentle enough to avoid any scratching on non-stick pans and is safe on cookware.COLOR SYSTEM: Multi-colored system helps identify Scouring Pad to prevent cross-contamination. Blue for vegetable boards/dishes, Yellow for poultry, Red for meat, fish, etc. Or assign one color for each use: kitchen counter, sink, bathroom, etc.ODOR & MILDEW RESISTANT: Fast drying silicone material helps prevent odors and mildew build up over time. FRAGRANCE FREE: Great for avoiding unwanted irritants and chemicals.DURABLE: Silicone material lasts up to 3 times longer than conventional Scouring Pad.DISHWASHER SAFE: Easy sanitizing for these long-lasting scrubbers. MULTI-PURPOSE USE: Great for kitchen, bathtub, sink, etc.