These would go nicely with a set of platform flip flops! Learn how to make UGG-style crochet boots with flip flop soles in Part 1 of this free crochet pattern and video tutorial. Excellent slippers or shoes!
Genius slipper design where you knit a short "scarf", fold and sew onto your bottom. Garter stitch extra chunky yarn about wide, and however many rows you need, then sew into the 2 layers of the felt bottom.