Best for: A lovely studio top, this drapes beautifully.. .. The features: With a relaxed high neck, this Fluidity Cut Out Tank has integrated sleeves that fall over the top of your arms to a flattering length. The stand-out feature of this top is the drawstring keyhole cut out at the small of your back.. .. Our fabric: Light as air and naturally cool, our Air fabric is a nature-based, breathable blend of bamboo viscose and organic cotton with just the right amount of stretch.. ... Lilas. 68% Bamboo Viscose, 28% Organic Cotton, 4% Elastane. Cut out detailing. Flattering sleeve length. Easy care - wash at 30°