Badgley Mischka LUX Rhinestone & Black Velvet Envelope Clutch. Badgley Mischka rhinestone envelope clutch, which features a shimmering black and silver exterior and a removable metallic chain strap. Its sleek style and shimmering details make it a must-have accessory. Design: Features a shimmering black and silver rhinestone-embellished exterior. Versatility: Includes a detachable silver-tone chain strap for multiple carrying options. Closure: Designed with a fold-over flap top and a magnetic snap button for security. Interior: Lined with fabric and typically includes a single interior pocket for organization.