Black & silver checked sweetheart neck blouse with puff sleeves in Hakoba Cotton Sweetheart Neck Blouse with Deep Cut in Back and Puff Sl Made to Order Silk Blouse in Sweet Heart Neck With Beautiful Lace and Jacquard Cotton Sweetheart neck Blouse with Lining, Black, BH1259 4 Beautiful Black Full Sleeve Blouse Designs Herzindagi. This elegant black blouse, made from cotton silk, showcases full sleeves and a sweetheart neckline, complemented by a back closure for a secure and comfortable fit. Ideal for pairing with sarees or lehengas, its a versatile piece that adds style and grace to your ethnic collection.