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Inventory (Tables)
12 Months Ended
May 31, 2016
Inventory Disclosure [Abstract]  
Schedule of Inventory

Inventory consists of the following as of May 31:

 

    2016     2015  
Raw materials   $ 536,350     $ 665,702  
Finished pallets     768,145       763,642  
                 
Total Inventory   $ 1,304,495     $ 1,429,344