Waterproof, steel toe and guaranteed all day comfort, the Men's Caterpillar Manifold Waterproof Tough Steel Toe Work Boots feature CAT Ergo Technology that provides anatomical design features to make working on your feet feel comfortable and supported all day. The Flexion Engineered Construction assists in fighting foot fatigue by propelling steps forward and providing ample support. You're also protected with the CAT Electrical Hazard construction that protects the wearer against open circuits up to 600 volts in dry conditions. The SRX : Extreme Slip Resistance makes staying on your feet easy even on slippery surfaces. Insulated, waterproof, and with a steel toe, Caterpillar Men's Manifold Waterproof Tough Steel Toe Work Boots are top dog on the market for heavy industrial use boots.