Blundstone 183 - Stout Brown premium oil tanned leather lace up high leg boot. - Padded collar with breathable mesh lining. - xtreme Comfort PU/foam removable footbed with PoronŽ heel and forepart inserts. - Dual density injection moulded polyurethane midsole/thermo urethane (TPU) outsole. - Highly resistant to hydrolysis and microbial attack. - Engineered for xtreme comfort and xtreme safety. Suitable applications: Construction, Emergency Services, Exploration, Field Operations, Mining, Power Utilities, Transport Industry, Resources. Sizes : 3 to 14 (half sizes 6.5 to 10.5)