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Summary of Significant Accounting Policies (Details) - USD ($)	3 Months Ended		9 Months Ended
	Feb. 28, 2018	Feb. 28, 2017	Feb. 28, 2018	Feb. 28, 2017	May 31, 2017
Summary of Significant Accounting Policies (Textual)
Net loss	$ (112,910)	$ (109,667)	$ (340,937)	$ (333,136)
Net cash used in operations			(439,525)	(235,273)
Accumulated deficit	(4,486,565)		(4,486,565)		$ (4,145,628)
Prepaid expenses and other current assets	3,000		3,000		18,089
Advances to major supplier	$ 129,089		129,089		$ 16,135
Shipping costs			$ 27,628	$ 32,636
Potentially dilutive securities outstanding, shares				430,000

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Carrying value of capitalized payments made in advance for inventory that is expected to be received within one year or the normal operating cycle, if longer.

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