Mens Steel Toe Work Boots With 2 Insoles Waterproof Insulated Non Slip & Oil Resistant ASTM F2413

About this item Impact resistance: Safety steel toe --- level 1 toe cap protection impact energy of 125 joules. Compression resistance: safety steel head --- load the compression force at a speed of 222.4 N/s to 11121 N after compression, no more than the ASTM F2413 standard value. Waterproof: Natural first layer cow leather water-proof +Bootie lining of Hydroguard membrane, ensuring reliable waterproof performance lt can withstand 25,000 bends without leaking water. Resistance To Fuel Oil: Polyurethane (PU) and RB outsole have resistance to fuel oil formula - After immersing the test piece in trimethylpentane at a temperature of (23±2)°C for a time of (22±0.25) hours, the volume expansion rate should not exceed 12% and the volume contraction rate should not be less than 1%. Slip-resistant: Polyurethane (PU) and RB outsole have a slip-resistant formula - With a sliding friction coefficient of more than 0.28 in the Eurotile 2 and NALS slip resistance tests, and a rotating plane sliding friction coefficient of more than 0.32.