Carlon 7-3/5 in. Rectangle New Work 4 Gang Outlet Box - Volume 60 Cubic Inches, Length 7-5/8 Inches, Width 3-11/16 Inches, Depth 2-1/2 Inches, Color Blue, Material PVC, Mounting Means Captive Nails and Bracket Support. PVC construction for easier installation, greater performance and lower installation cost.