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Inventories
6 Months Ended
Jun. 30, 2019
Inventory Disclosure [Abstract]  
Inventories

5. As of June 30, 2019, we believe that inventories are stated at the lower of cost or net realizable value. Cost is determined using the first-in, first-out method. The components of inventories consist of the following:

 

 

 

June 30,

2019

 

 

December 31, 2018

 

Finished products

 

$

179,224

 

 

$

147,297

 

Raw materials

 

 

14,169

 

 

 

12,598

 

 

 

$

193,393

 

 

$

159,895