Details, Size & Fit. Recommended for running, training and yoga. The Brilliant Lifestyle Tank from Lorna Jane is breathable and lightweight thanks to its mesh panelling and relaxed fit. Our model.is wearing a size small tank. Relaxed fit Mesh panelling for breathability 2-way stretch fabric Black shade Round neckline Branded detailing on The nape.Please refer to The garment for care instructions. fabric / material: NA.Materials: 50% Polyester & 50% Viscose.SKU: LO569SA11JIY.