SyntheticImportedSynthetic sole? STICKY GRIP – The industry leading outsole rubber compound is softer and stickier than previous outsoles. Combined with the classic 8mm lugs, the shoe delivers better traction than its predecessor over both wet and dry underfoot conditions.? NARROW FIT – A grade 1 precision fit holds the foot securely without being super narrow, whilst allowing some room for toe splay.? ADDED PROTECTION – A flexible rock plate sits between the outsole and midsole of the shoe, providing enhanced underfoot protection against rocks and other obstacles.? LIGHTWEIGHT – The flexible upper materials, protective rand and gusseted tongue are all non water absorbing, meaning the shoe remains at its light weight best.? SIZE NOTE – The shoes come up a 1 on our fit scale (1 narrow – 5 wide).