Vince Open Cardigan in Blue. - size L (also in S) Vince Open Cardigan in Blue. - size L (also in S) 100% cashmere. Hand wash cold. Open front. Ribbed edges. VINCE-WK387. V4064 77260. 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.