100 Pack, Performance Plus, R/Y+ Wire Connector, 2#18-2#8-5#12 AWG, Red With Yellow Skirt, Flexible Insulation, Corrosion Resistant, Resists Vibration, Works With Copper Wire, R/Y + Replaces Both Red & Yellow Wing Style Connectors, This Simplifies Selection Of The Right Connector For A Wide Range Of Wiring Jobs, UL Listed, Boxed.