Writes on foam, plastic, glass and metal Ideal for use with  Identi-Plug s®  and other Jaece products. Writes on cold or wet surfaces. Marks on plastic, glass and metal. Ideal for general laboratory, hospital or industrial use.  Unique Features …

Foam plugs for all size test tubes and laboratory flasks Identi-Plugs® are for use with test tubes and flasks. They are reusable and leave no clinging fibers like cotton plugs. They provide a snug fit, yet permit free air flow. Plugs are ideal for use with Drosophila vials. They spring…