1、[Mixed Different Size] We have different sizes of crowns in this set, you can choose the crown that matches your watch model. 2、[Stainless Steel Material] The crown parts are made of high hardness, rust‑free stainless steel, which is durable and has a long service life. 3、[Sufficient Quantity] There are 140PCS crown accessories in the set, and the number is sufficient. Whether you need it for home or work, this accessories set can satisfy you very well. 4、[With Storage Box] We have equipped the crown accessories with a split storage box with 18 separate compartments for easy access. 5、[Compact and Portable] The small size of the crown accessory makes it easy to carry and small enough to fit in a bag wherever you go.