3x1 Bell Sleeve Velvet Dress in Black. - size S (also in ) 3x1 Bell Sleeve Velvet Dress in Black. - size S (also in ) 98% cotton 2% polyurethane. Hand wash cold. Unlined. Split neckline and bell sleeves. Velvet fabric. 3X1-WD4. WDLSK. Founder of 3x1, Scott Morrison, was set to accomplish one mission, to the make the best jeans in the world. The best quality, fit, design, and fabric are contributors to creating the perfect jeans. All pieces are unique, one of a kind and made in NYC.