Following the wrinkled women, the girls seized new Instagram madness. In this action they publicly verify their slenderness.

What exactly should you do? Reach out your hand to the navel, wrapping your hand behind your back – the only way you prove that you have no extra kilos and wrinkles. Trend “navel challenge” can be found on the hashtag # bellybuttonchallenge. At first glance, not the most difficult exercise for owners of superfluous kgs becomes whole problem and the reason for the next complex. And started this mess, as usual, the Chinese.

• Wrinkled women
• Get the navel – a new instagram frenzy
• Fashionable blogger Courtney Mina in lingerie on her Instagram