Vince Crop Tank in Brown. - size S (also in ) Vince Crop Tank in Brown. - size S (also in ) Silk/rayon blend. Dry clean only. Knit fabric. VINCE-WS916. V417377446. Founded in 2011, THREE FLOOR was born from a shared desire to provide contemporary, high quality fashion based on clean fluid lines and softly tailored separates. Inspired by fashions elite; bloggers, editors and models off duty; THREE FLOOR centers their look on effortless style and strategic cut outs, bringing a truly innovative approach to detail and silhouette.