Seamfree Mock Neck Top Fitted Sleeveless Mock Neck Top Old Navy Wool Seamless Mock Neck Top Mock neck top, Extra long sleeves, Mock Mock Neck Button Sleeve Top. Discover the perfect layering piece with this cream mock neck sleeveless knit top. Its lightweight construction makes it ideal for transitional seasons, while the non sheer fabric ensures you feel confident and put together. The ribbed hem adds subtle structure and keeps the silhouette polished, whether styled under blazers or worn as a standalone piece. Unlined for breathability, this knit top seamlessly transitions from office to weekend. A wardrobe staple that delivers understated elegance and endless styling possibilities.