This edgy double shoulder chain is made with darker shades of chains and three sized spikes. Chain colors are gunmetal, black, antiqued copper and bronze. Spike colors are gunmetal, copper, silver, black, bronze and gold. Both shoulders are adorned with multiple strands of chain and 3 sizes of spikes. The armhole chains are adjustable with 2 clasps which make them adjustable so you can get a custom fit. The front chain that goes across the chest and across the back can either be adorned with 11 spikes or without any spikes, and you can get just the front or back with spikes. See pictures: #2 - No Spikes in Front; Picture #3 - No Spikes in Front; #4 - Spikes in Front; Picture #5 - Spikes in Back. In the variations to choose from Plain is No Spikes and Spike means with Spikes. This is now available in variations of all one color for the whole shoulder necklace (such as all silver). For solid colored variations the chains are either the same exact type or very similar, and the spikes are also the same type. The chain is plated iron. The spike charms are acrylic and sometimes metal. Color Choices are: Mixed Metals Silver Gold Gunmetal Fits US Sizes for Women or for Men. For sizing Please refer to Size Chart (Picture #7). The sizes should be about the same as your regular fitting T-shirt size.