Sophie Hinchcliffe, aka Mrs Hinch, has garnered nearly four million Instagram followers and a diehard group of fans who have named themselves the Hinch Army as they scrub their homes from top to bottom.MORE: 10 best gifts to make the ultimate Mrs Hinch Christmas hamperEver since launching her brand in March 2018, the 30-year-old's popularity has sky-rocketed with every cleaning product she endorses selling out within hours.