Lanston Tie Front Tank in Black. - size XS (also in ) Lanston Tie Front Tank in Black. - size XS (also in ) 50% poly 38% cotton 12% rayon. Slub knit fabric. Open sides. Front tie closure. LANS-WS464. L 1455TRI. Lanston is a modern, luxurious and affordable fashion basics collection, that provides timeless pieces in a contemporary market.