Choker by ASOS Collection, Wide fabric band, Adjustable chain length, Lobster clasp fastening, 80% Polyester, 20% Steel, Chain length: 30.5cm/12 + 7.5/3 extender chain. Score a wardrobe win no matter the dress code with our ASOS Collection own-label collection. From polished prom to the after party, our London-based design team scour the globe to nail your new-season fashion goals with need-right-now dresses, outerwear, shoes and denim in the coolest shapes and fits.