​

​

​

​

​

​

​

​

June 30, 

December 31, 

​

​

2021

​

2020

Accrued expenses

​

$

285,387

​

$

92,074

Reserve for returns

​

22,214

​

5,229

Payroll related liabilities

​

973,099

​

843,704

Sales tax liability

​

206,092

​

196,410

Other liabilities

​

128,830

​

108,230

​

​

$

1,615,622

​

$

1,245,646