ROBIN Eyeglasses by Kirk & Kirk. Material: Acrylic, Shape: Square, Color: Passion,Blue Moon, Meadow, Citrus, Secret, Size: 53-17-143. Despite its chunky appearance, Robin is extremely strong and supremely comfortable to wear as it is made from Kirk & Kirk’s signature Italian acrylic. It also offers a choice of catchy colors ranging from soft grey to juicy citrus.