Details Black Diamond Luminary Tank - Women's A slim fit, racerback organic cotton tank top, the Luminary tank is a great top to layer over a sports bra on sunny crag days and workout sessions at the wall. Weight: 177 g Primary fabric made with Organic Cotton Pre-shrunk Slim fit Material: Organic Cotton Stretch Jersey (96% Organic Cotton, 4% Elastane, 160gsm) Specifications Luminary Tank - Women's