That’s why I’m obsessed with the GoCable, an all-in-one keychain that acts as a charger, bottle opener, and cutter. Another reason why I love it? I got it on sale for only $20.99 (down from ...

All you need is this neat keychain. No, it doesn't just open bottles when you've forgotten to bring a bottle opener. This one also comes with a phone cord for convenient, on-the-go charging!