Free Bumpn Swag Bag (Twitter Handle Required) Social Media stars can sign up to receive a free Swag Bag from Bumpn! A Twitter handle is required to request your free bag. It's a great bag for the gym, park or a hike!! About: Bumpn is a social media app that you can use to share photos and meet new people - you can like, comment, and discover more awesome photos and videos. CLICK HERE TO View Post