Subtle metallic threading adds just the right amount of glamour to this tweed dress. Roundneck Sleeveless Back zip closure Silk blend lining Rayon/cotton/polyester/acrylic/polyamide Dry clean Imported SIZE & FIT About 36" from shoulder to hem Model shown is 5'10" (177cm) wearing US size 4. Designer Lifest - St John Collection > Saks Fifth Avenue > Barneys. St. John. Color: Electric Blue Caviar. Size: 10.