In March 2015, Xero added a patent-pending lacing system to the Amuri Cloud sandals that uses a new, super comfortable, instantly adjustable heel strap.

Now you can “retrofit” your older Cloud, or use the heel strap for instant adjustability and superior comfort on your Xero Shoes .

The Amuri Heel Strap is made of tubular nylon webbing, with a thin strip of silicone for extra comfort and grip. The hardware at each end locks your laces in place with just a pull, and then loosens just as easily with a flick of your finger.

In fact, you can take any similar product to our DIY kits and Amuri-ize it with the as well.

Here’s how to retrofit your earlier model Amuri Cloud and Venture