INVENTORIES

Components of inventories as of March 31, 2019 and December 31, 2018 are as follows:



	March 31, 2019		December 31, 2018
	(In Thousands)
Finished goods	$	72,831	$	69,762
Raw materials	3,279		3,503
Parts and supplies	44,915		47,386
Work in progress	35,603		22,920
Total inventories	$	156,628	$	143,571

Finished goods inventories include newly manufactured clear brine fluids as well as used brines that are repurchased from certain customers for recycling. Work in progress inventory consists primarily of new compressor packages located in the CCLP fabrication facility in Midland, Texas.