Best for: A beautifully lightweight tank, for studio workouts.. The features: Thislongline style has side splits so it hangs beautifully. With deep armholes so you can move and stretch with freedom. Finished with ribbed side panels and with a raw edge detail at the armhole and neck.. 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... Agate Blue. 68% Viscose Bamboo, 28% Cotton Organic, 4% Elastane. Deep armholes. Ribbed side panels. Raw edge finish at armhole and neck. Easy care - wash at 30°