Blundstone 319 Safety Boots Lace Up with Side ZipWith a steel toe cap, premium leather upper and TPU toe guard for extra durability, the #319 will take all the kicks. They’re lightweight and supportive with a steel shank to ensure correct step flex for torsional stability.MATERIALSBlack full grain leather and textile upper zip safety bootConvenient heavy-duty YKK zip with zip fastenerHigh quality, anti-bacterial comfort liningTPU toe guard for extra durabilitySPS Max—XRD® Technology in the heel strike zone for increased impact protectionPU midsole and TPU outsole highly resistant to hydrolysis and microbial attackoil, acid & organic fat resistantheat resistant to 140˚Cslip resistantComfort Air PU footbed which is anti-bacterial, breathable and washableErgonomically engineered toe spring for reduced wearer fatigueSteel shank—ensures correct step flex point, assists with skeletal stabilityFull heel breast with arch support for ladder and gantry safetyElectrical hazard resistantBroad fitting Type 1 steel toe cap tested to resist a 200 joule impact
