Proenza Schouler is all about directional, wearable luxury - think custom-developed fabrics, couture-worthy details and a refined sense of ease. This clay white lambskin medium PS1 satchel bag from Proenza Schouler features silver-tone hardware, a top handle, a detachable shoulder strap, a foldover top with flip-lock closure, a front slip pocket and a main internal compartment.