Jet Black Designer Shirt for Men | Lachka Fabric | Tubelight Bead Starburst Motif | Party, Sangeet, Cocktail & Wedding Guest Shirt | RichArtBlack Is Not a Colour. It's a Decision. The man who walks into a room in this shirt didn't choose black because it was safe. He chose it because he knew exactly what he was doing. RichArt's Jet Black Lachka Designer Shirt carries a hand crafted silver starburst motif on the chest tubelight beads and precision beadwork that catch the light with every movement. Surrounding it: architectural metallic vertical lines that run the full length of the shirt.