Stone Island Zip Cardigan In Black. This knitted cardigan from Stone Island is the perfect layering piece for the cooler days. Presented in a sleek black colour, the cardigan offers a full zip fastening to the centre with a ribbed neck-line, cuffs and hem for extra fit. The neck-line of the garment can be worn standing or folded down depending on what you prefer. The garment is complete with the detachable Stone Island logo to the sleeve. Style this cardigan over a t-shirt or polo shirt with jeans for a laid-back look.