1,Made of titanium material, lightweight and corrosion-resistant. 2,Screw cap design with O ring seal delivers excellent watertightness. 3,Mini size makes it easy to fit in any pocket and wallet. 4,Suitable for traveling, camping, hiking, fishing, boating, and other outdoor activities. Features: Made of titanium material, lightweight and corrosion-resistant. Screw cap design with O ring seal delivers excellent watertightness. Mini size makes it easy to fit in any pocket and wallet. Suitable for traveling, camping, hiking, fishing, boating, and other outdoor activities. Specifications: Material: Titanium Size: S / M / L (optional) S: Outside Dimension: 12 x 39mm Inside Dimension: 9 x 27mm Weight: 7.5g M: Outside Dimension: 16 x 46mm Inside Dimension: 13 x 33mm Weight: 14g L: Outside Dimension: 20 x 63mm Inside Dimension: 17 x 51mm Weight: 24.5g Package List: 1 x Pill Case 1 x Pill Case Note: 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.