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 discount. Package Included: 1pc necklace button The bracelet necklace slide magnetic tube lock, easy to use. Material: These buckles are made of high-quality brass, with silver and gold colors, light and durable, not easy to fade. Easy to use: These sliding locks are firm and easy to use and make layered necklaces. You can prevent the layered necklace from getting tangled when you wear it, and you can also match any necklace at will. Widely used: suitable for making multi-strand necklaces, bracelets or other jewelry crafts, especially suitable for women