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. The classic design of Tylo is at home in any decor. Its style lends a graceful finish to any door. The complementary Antique Brass finish offers a warm feel with deep accents in the contours of the product. This Combo provides 2 locking points-keyed entry and a deadbolt. Bacteria can double every 20 minutes on an unprotected surface. Microban silver glass technology is incorporated during the manufacturing process and permanently binds the silver ions to the coating. Treated hardware continuously inhibits the growth of bacteria on the surface creating a cleaner product.