8 oz bottle of liquid, 99.9999% pure 100% undiluted DMSO. This is a PHARMACEUTICAL GRADE SOLVENT and should be used only in a Laboratory. This product is shipped in a container recommended by the manufacturer. The manufacturer recommends that DMSO be stored in polyethylene or polyethylene lined containers (CAS:67-68-5 EINECS: 200-664-3). If you consider transferring the contents into another container, glass is not mentioned, but it is subject to breakage and difficult to hold.