Nowadays, the more efficient the product, the better! Take for instance the 3D printed The Wrap. This is a pretty useful cable winder for iPhone or iPad charger. It not only prevents cable tangle, it is also very stylish. And it is so small that it fits perfectly in a backpack or a purse your carrier and keeps the charger cable tangle-free.
The Wrap was designed by Michiel Cornelissen. It is available in for editions: one for US chargers for the iPhone 5, 5C, 5S, and iPad Mini (i.e., the new Lightning connectors), one for US chargers for the iPhone 4 and 4S, and 2 for European iPhone/iPad chargers.
The cable winders can be 3D printed in a variety of colors made from nylon plastic with a matte finish and slightly grainy feel. Each of The Wrap cable winders costs $12.50.
Buy The Wrap from Shapeways:
License: The text of "No More Hassle with iPhone Charger Cables" by All3DP is licensed under a Creative Commons Attribution 4.0 International License.