Silver Crystals Wrap Bracelet Genuine Black Leather Hand-Knotted Multilayer 4mm Beads Woven Bangle The closure has a silver tone metal button, Adjustable Loops. The Size of the Crystals is 4 mm, and they are manmade, in a silver color. Length(inch): 22.8, normally you can do at least three layers & Weight(g): 15. Hand-Knotted with a soft black leather. There will be some color difference between the real items and the pictures because of the brightness, contrast, and resolution, or other factors. The bracelet is gorgeous.