Lubricates and protects garage door track, slide, and screw. Regular use assures thorough lubrication and protection against wear, moisture, and corrosion. Stops squeaking and sticking. Maintains consistent viscosity in temperatures from -50 degrees F (Fahrenheit) up to 465 degrees F. No. GDL-6: Size: 4 Oz., Material: White Lithium, Type: Aerosol Spray, Pkg Qty: 1, Package Type: Can No. GDL-8: Size: 8 Oz., Material: White Lithium, Type: Squeeze Tube, Pkg Qty: 1, Package Type: Tube Thanks for shopping Hipp Hardware Plus's Online Store for all your DIY and Home Improvement needs. Remember Hipps Help!