Choose from a variety of bags to use with your paddle blender. Blending bags are made from nontoxic polyethylene. Bags with wire closures ensure samples stay in the bag and feature a convenient write-on strip. Made from high grade plastic polymer, Seward bag racks provide the perfect storage for Stomacher bag sample handling, helping to provide a clean and productive working environment. Perfect for loading closure bags preenrichments into the incubator Variety of capacities for each Stomacher machine Easily dismantled and cleaned with most lab disinfectants (not autoclavable).