Women Black Notched Lapel Single Breasted Blazer Twenty Four Gallery Numberblocks Wiki Fandom. The Regular Fit Stretch Notch Collar Blazer in Black delivers a refined, comfortable look . Ideal for versatile styling, its perfect for both professional and casual settings. Product Details: Color : Black Notched Collar Full Sleeves Hip length Two Wallet Pockets Single button Closure Fabric Stretchable Poly Viscose Fabric with crepe lining Wash & Care : Dry Clean Only