E-Z Tire Balance Beads Deluxe Kit 12 oz Four-Pack (4 Bags of 12 oz Balancing Beads) 48 Ounces Total, Applicator Kit, Filtered Valve Cores, Chrome Caps DIY Kit Includes 4 bags of 12 Ounces each (48 total), Applicator Kit, 4-Filtered Valve Cores, 4-Chrome Caps Premium ceramic internal tire balancing beads, durable, re-usable, environmentally friendly. Provides a glass smooth ride, all the time. Dynamically re-balancing tire during every ride. Dramatically extends tire life, preventing cupping. Eliminates the need for unsightly spoke or wheel weights that can fall off. E-Z installation either by adding the beads during the tire mounting process or using the supplied valve core application kit.