Dress up plain flip flops with paracord. Use the same method that you'd use for a bracelet, but use the strap of the flip flop for the center. I like this idea because I feel like, in a darker color, it'd be a great technique for guys. The tutorial in the attached link shows how to make them by completely removing the strap.
Convierte una trenza en una bellísima y original pulsera
6 Dog toy companies making tough and sustainable toys : TreeHugger
How to Tie a 4 Strand Paracord Braid with a Core and Buckle.