Net Weight: 1 Gallon (128 fl. oz.) Metal Rescue Bath Is A Non-Toxic, Clean, Safe And Easy Solution To Removing Rust From Iron And Steel Without Posing Any Health, Safety Or Environmental IssuesContains No Acids, No Caustics And Is Safe On SkinSoak The Parts In A Container From 10 Minutes To 24 Hours Depending Upon The Severity Of Rust, Type Of Metal And Liquid TemperatureNo Scrubbing, Dipping, Brushing Or Other Agitation NeededDe-Rusted Parts Are Available For Immediate Use After Removing From Liquid