Description:Because each pill box has a ring that can be hung on a key chain or bag, it is easy to carry.It has a humanized and intimate small rubber seal ring design, which is used for protecting pills and drugs inside from getting wet, making the product waterproof and moisture-proof.Made of premium aluminum alloy and sparkling rhinestone, it is durable and sturdy.The length of storage holder is 4.4cm and the width is 2xm. The diameter of key ring is 2cm.Its size is perfect for travel, outdoor use or emergency situations and suitable for fishing, trips, bike riding and camping.Item Name: Storage HolderMaterial: Aluminum Alloy,RhinestoneColor: Black, White, Pink, Light Blue, Bright Red, Dark Blue, Multicolor, Sparkling Black Features: Lightweight, Compact, SturdySize Details: Storage Holder: 4.4cm x 2cm/1.73" x 0.79" (Approx.) Key Ring Diameter: 2cm/0.79" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Storage Holder