... Each kit is available in Oil Only for oil and petroleum based spills, Allwik for oil. Item#/CodeCount&PackagingAbsorbencyBOS-KIT66 ... -KIT201 20-Gallon Overpack Salvage Drum1 Sock Universal & Oil Only, 3" x 8', HazMat, 3" x ... -KIT301 30-Gallon Overpack Salvage Drum6 Socks Universal & Oil Only, 3" x 8', HazMat, 3" x ... -KIT9595-gallon overpack salvage drum 10 Socks, Universal & Oil-Only, 3" x 8'; HazMat, 3" x ...