Features: The for pill holder is made of high-quality brass with high hardness, light weight and strong corrosion resistance. Can fully protect the pills inside. The 360 silicone ring is used to prevent leakage and waterproof. After tightening, it is well protected from light and airtight. Keep your pills safe and dry while on vacation, traveling, camping or any outdoor activity. Each individual for pill lanyard is equipped with a for key ring at the top, we can easily fasten them to a handbag or belt through the for key ring when going out, it will be a good assistant for your travel. MULTI-PURPOSE: The mini for pill holder for key ring can not only store your daily meds, but also your notes, earplugs, toothpicks, spices or any little thing you want to hide and protect. Light-tight seal. Small and exquisite, comfortable in hand, easy to carry around. Specifications: Material: Brass Small size: Approx. 12.5x31.8mm/0.49x1.25inch Medium Size: Approx. 17.5x47mm/0.69x1.85inch Large size: Approx. 22.5x61.2mm/0.86x2.41inch Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Seal Bottle