Please discard the outlandish 1 - star reviews left by milk toast. Do the boots have a rubber like odor -Yes - so what, put them on and get to work. That's what I did and I mucked through streams, creeks, marsh, swamp, gravel, manure, mud, woods, thorny rose bushes etc... and they worked without fail!!! What an excellent deal If I get 6 months out of these at my superman pace on the farm then they are winners in my book!! They also fit perfect I am a 13D and they are a 13D, they are hot but duh they cannot breath! Wear the right socks and you'll be fine, or just suck it up and finish your work. As far as the California  cancer warning Please, everything in Kooky commie Cali causes cancer, trust me you are safe.