https://www.instagram.com/p/BCoffoKDKht/

neffheadwearFree underwear for all! Destroy an old pair to get a new pair! It's simple:
1. Post a photo or video of yourself destroying an old pair of underwear.
2. Use #NeffwearIsBetter
3. Tag 3 friends
4. Follow @neffwear_official to win a brand new pair of Neffwear!
See official rules at link in bio. We'll donate a pair to the homeless for every pair destroyed, so start annihilating those boxers! #LIVETOPLAY