Best for: Just add jeans. A sublimely soft foundational layer.. . The features: With a support shelf for light support and a two-popper gusset, this supersoft and lightweight body is a lovely foundational layer with a racer back for easy movement.. . Our fabric: This supersoft light jersey fabric blends bamboo viscose with elastane to give you a stretchy, comfy fit with next-to-skin softness.. .. Black. 90% Bamboo Modal, 10% Elastane. Secret support shelf for light support. 2 popper gusset. Easy care - wash at 30°