Property and Equipment, Net - Summary of Property and Equipment (Details) - USD ($)	9 Months Ended
	Dec. 31, 2016	Mar. 31, 2016
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 3,117,446	$ 3,007,018
Accumulated depreciation	2,703,223	2,576,416
Property and equipment, net	414,223	430,602
Computer and Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 285,650	285,650
Average useful life (in years)	5 years
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 4,312	4,312
Average useful life (in years)	7 years
Warehouse Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 238,470	224,106
Average useful life (in years)	7 years
Molds and tooling [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 2,589,014	$ 2,492,950
Molds and tooling [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Average useful life (in years)	3 years
Molds and tooling [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Average useful life (in years)	5 years