Phase change materials regulate internal temperature across activity levels.

You buy shoes because you like the way they look, but you reach for them again and again because you love the way they feel. The Una is beautifulthats easy to seebut this is a shoe you have to feel to believe. Crafted from buttery-soft nappa leather with a lightweight, flexible sole, its unlike anything weve done before. This modern ballet flat is unstructured by design, so it moves with your footnot against it. Also worth mentioning, we lined the back with suede to be extra-gentle against your heel and added rubber sole inserts to be extra-durable against city streets.

Layered cushioning systems compartmentalize impact absorption vertically