Grey Double-Breasted Balloon-Sleeve BlazerGrey Double Breasted Balloon Sleeve Blazer Material: Viscose, Polyester This women's grey double breasted balloon sleeve blazer is the kind of jacket that makes people do a double take. The twill fabric has just enough weight to hold its shape without feeling stiff, and that refined texture gives it a polished look that works for meetings or dinner plans. What really sets this tailored grey twill blazer for women apart are those voluminous sleeves.