A pair of sunglasses that can block out TV screens has been designed by a company in the US.

The IRL - or In Real Life - glasses use polarised lenses to make television displays appear black.

But technology companies have struggled to convince the public to wear gadgets on their faces - with Google Glass and Snapchat Spectacles being notable flops.

The BBC's Cody Melissa Godwin asked IRL founder Ivan Cash whether people would be willing to wear sunglasses inside.

Video journalist: Cody Melissa Godwin