WD-40 Smart Straw lubricant Aerosol can, light amber, liquid features a permanently attached straw that flips up for a precision stream and down for regular spray action. Displace moisture, non-conductor that can be used to dry-out electrical equipment. Penetrated, loosens, and frees stuck, frozen, or rusted parts. Lubricates and protects metal against moisture and corrosive elements. Removes grease, grime, tar, gum, crayon, water deposits, and more. Dissolves adhesives for easy removal. Silicone-free for no messy, gummy residue.