Package of 40 white plastic vials with screw on covers. Each plastic jar has a foil lined cap and can hold up to 120cc or 4 ounces. These single wall containers are made of HDPE (High-density polyethylene). Some of the possible uses are: ointments, lotions, powders, creams, balms, crafts, beads, nails, screws, jewelry, travel, etc.