COLLAPSIBLE HANDLE: For easy storage in your bathroom, suitcases, and more. LARGE STORAGE CAPACITY: Easily fits main unit and five Shark FlexStyle attachments comfortably. VEGAN LEATHER EXTERIOR: Stylish & durable design. SOFT INTERIOR: Lined with fabric material to avoid scratches. COMPATIBILITY: Compatible only with Shark FlexStyle Air Styling & Drying Systems (HD400's Series).