The jumper looked brand new, with the stain nowhere to be seen.
Lynsey captioned her video: “When your friend brings her son’s stained jumper round in the hope you can get it!
“Washing up liquid and white vinegar mixed together are such a fabulous combination.
“After letting sit wash as normal and hang in the sunshine, sun is a natural bleaching agent and disinfectant.”
Lynsey’s post received more than 2,600 likes from fans and followers.
She also received a plethora of positive comments from people who were amazed by the results.