Product name: Metal sealed waterproof tank (Rope not included) Product size: 26*18*16*7*3mm Product material: Stainless steel Product features: 1. Multi-functional stainless steel pendant keychain featuring a creative water drop design. 2. Equipped with a waterproof and sealed compartment, serving as a practical pillbox. 3. Crafted from stainless steel material, ensuring long-lasting use and resistance to corrosion. 4. Ideal for keeping keys, medication, or small items secure and easily accessible on the go. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact me we will give you some suggestion, but it is for you reference only. Package includes: 1 pc Metal sealed waterproof tank (Rope not included)