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Inventories (Tables)
3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
Schedule of inventories
Inventories consisted of the following as of March 31, 2020, and December 31, 2019:
March 31, 2020December 31, 2019
Finished goods$91,388  $142,054  
Raw materials2,168  2,890  
Total inventories$93,556  $144,944