The Apple Watch Solo Loop (Star Fruit) 42mm – Size 6 by Apple Inc. is a seamless, stretchable watch band designed for 42 mm Apple Watch models, featuring a bright Star Fruit yellow‑green color and a minimalist buckle‑free design that easily slips on and off the wrist; made from soft liquid silicone rubber with a smooth UV‑treated finish that’s swim‑ and sweat‑proof for comfortable all‑day wear, it provides a snug, secure fit tailored for medium‑sized wrists courtesy of the Size 6 designation, combining vibrant style and everyday performance in a single accessory.