Experience unmatched protection and comfort with the ONYX 8Z MET PR Wheat Work Boot. Featuring a unique FLEX-TEC mechanism and the highest slip-resistant rating, this boot is ideal for heavy industry, mining, oil, and gas. The Poron XRDTM Metatarsal Guard provides extra protection for the top of your foot, making it perfect for environments with falling hazards. Additionally, the WELLMAX Puncture Protection ensures safety from sharp objects on-site. This boot also features an anatomical rebound zone for enhanced comfort during long shifts. - K-Guard - Steel Toe Protection - Poron XRDTM Metatarsal Guard Technology - Kevlar RKT - Reflective Kevlar Thread - FLEX-TEC - Ankle Flex Mechanism - YKK 10 Gauge Zipper - CORDURA Comfort Collar - D3O Lateral Impact Protection - XTKicker - Heel Kicker Reinforcement - TriTec - Innersole Foot Comfort System - ShockGuard Pro - Shock Dispersion and Energy Rebound PU Midsole - WELLMAX Puncture Protection - ATX-Grip - 300° HRO All Terrain Grip andTraction SRC Rubber Outsole