6. INVENTORY

Inventories are comprised of the following:


		March 31,		December 31,		March 31,
($ in thousands)		2020		2019		2019
Raw materials	$	12,634	$	12,466	$	13,103
Work-in-process		960		856		1,129
Finished goods		63,620		63,409		55,673
Total	$	77,214	$	76,731	$	69,905

In accordance with ASC 606, the return reserve asset included within inventories was approximately $492,000, $613,000 and $572,000 for the periods ending March 31, 2020, December 31, 2019 and March 31, 2019, respectively.