Muck Boot Chore Max S5 blue rubber steel toe/midsole safety wellington bootSafety Category : S5 Marking Code : P E A HRO SRC Features Midsole Toe Protection Slip resistant Waterproof Description MAX State of the art boot for the toughest conditions. Waterproof construction and SRC slip resistant outsole provides grip on slick surfaces while being cut and abrasion resistant. Breathable and cool thanks to airmesh linings for increased airflow 5mm CR Flex Foam Breathable Airmesh Lining Impact and Compression resistant toe cap