description: Material: aluminum alloy Color: gold / silver Size: double-breasted, three-breasted note: 1. It is well known that different computers display colors in different ways, and the actual project colors may differ slightly from the following images. Please ignore the size. Size may sometimes be smaller than the size we describe, and China's size is usually smaller than the size of Europeans and Americans. Due to manual measurements, please allow 1-3CM to be different. 3. If you find it difficult to select a size, you can always contact us, we will give you some advice, but for your reference only. We can accept orders for mixtures, colors and sizes. The more the quantity, the more the Package Included: 1pc necklace button - These slide lock clasps are secure, magnetic force is firm, easy to open and close, it is also convenient for you to make your layered necklace with the loop and clasp. - These bracelet necklaces slide magnetic tube locks are suitable for making multi-strands necklaces, bracelets or other jewelry crafts. - It can keep your layered necklace from getting tangled while wearing, you can also mix and match any necklace as you like, and change them as often. - It could also be applied with any bead, finer wires, cords, threads, suitable for girls and women, great as gifts for your family and friends as well. - These clasps are made of quality brass, lightweight and durable, not easy to fade, they can serve you for a long time.