As the industry leader, Kwikset has provided trusted security for over 60 years and has become synonymous with security, peace of mind, style and innovation. Classic lines and enhanced styling make Polo a great choice for many home designs and the perfect enhancement for traditional or contemporary homes. The crisp, clean appearance of the satin nickel finish adds to the overall look of the product and brings a modern feel. This privacy knob/lever is best used in interior bed and bath applications where privacy is required. Both knobs/levers are locked or unlocked by turn button inside. The outside knob/lever can be unlocked by an emergency key.