Soft Joie Carafina Tank in Blue. - size M (also in ) Soft Joie Carafina Tank in Blue. - size M (also in ) 100% cotton. Hand wash cold. Front button and tie closure with tassel accents. Embroidered front detail. Subtle tie dye effect throughout. SOFT-WS620. 5370 T5462. You will inevitably fall in love with this new collection from the designers that brought you Joie. Soft Joie is a line of not-so-basic basics, with the softest blends of modal and other comfortable fabrics that will keep you comfortable and chic.