Features:Premium Materials: Our for pill cases are made of alloy, durable and sturdy, having being well-finished. They can be used a long for time due to the high quality materials and exquisite workmanship.Waterproof and Moisture-proof: These for pill cases have a small rubber seal ring, which is used for protecting pills and drugs inside from getting wet, a humanized and intimate design.Dimensions: 8cm in total. Lightweight and portable. It's a perfect size for travel, outdoor use or emergency situations. Saving room and perfectly suitable for fishing trips, bike riding and camping.Humanized Design: Here comes with a keyring, thus they can be clipped easily to handbags, for key chains, belt loops, golf bags or used as a zipper pull for your coat or for jacket. It's very convenient that you can take it everywhere.Distinguishable Color: Different color can be distinguish different drugs. Being confused of different drugs is never a problem anymore with possessing our colorful for pill cases. Specifications:Material: AlloyStyle: 1/2/3/4/5/6/7/8/9/10Total:Approx.8cm/3.14inchCapsule:Approx.2.5cm/0.98inch Note:Please allow 1-2cm errors due to manual measurement,pls 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:1 Piece Keychain