[EXCHANGEABLE GLASS BUTTONS]: The sweater chain making kit contains a large wing charm pendant, stainless steel chain and 12 styles glass buttons. The buttons cab be exchanged easily, just need to pull the snap button from the tray and press on a new one. Flower and lettern pattern, graceful and adorable. [MATERIAL]: The large angel wing pendant is made of alloy, well made and carved, good quality and not easy to break. The chain is made of 304 stainless steel, sturable and not easy to get rust. The snap button is made of glass, smooth and beautiful. [SIZE]: Glass button: about 18mm/0.71inch in diameter, wing pendant: about 77x66x3mm/3.03x2.6x0.12inch, inner diameter: 5.5mm/0.22inch, chain necklace: about 29.5 inch(74.9cm); Plastic box: about 74x72x17mm. Long chain design, perfect for sweater chain making. [EASY ASSEMBLY]: String the large wing pendant with the stainless steel chain, and press on a glass button you like. If you want to change a new button to pair with your outfit, just need to pull the old one from the tray, and press on a new glass snap button. The kit is not sharp, feel free to use it. [BEAUTIFUL DECOR]: The angel wing pendant is large and eye-catching, pair with the flower and letter pattern snap button, beautiful and graceful, perfect for your daily outfit decor. Angel wing remind us of being brave and fulling of faith, the kit is also a good gift for Christmas, birthday, Thanksgiving Day and weekend.