Reimagining the codes of classic tailoring, the COS womenswear team designed this vest with delicate ties in place of buttons. It's crafted from a lightweight blend of ECOVERO™, linen and cotton and offered in an enduring black hue that will complement most pieces in your wardrobe. Regular fit Tie closure ECOVERO™ is a trademark of Lenzing AG. Viscose fibers are derived from certified renewable wood sources using a lower environmental impact process Shell: 60% ECOVERO™ viscose, 28% Linen, 12% Cotton. Lining: 100% Viscose. Excluding trims / Machine wash Back length of size 6 is 22.91" / Model wears a size 6