Using high-quality brass, CNC cutting craft and anodized surface, it is waterproof and wear-resistant, the cover can be unscrewed, and there is a sealing ring. The surface is polished, and the thread connection is equipped with O-ring seal. This product has compact design and it is convenient to carry. It is suitable for storing pills, matches, you can use it as pill box, candy box or pendant. Item Name: Pill Box Material: Brass Features: Portable, Durable, Waterproof, Camping Supplies Size: S: Outside Dimension: 3.9cm x 1.2cm/1.54" x 0.47", Inside Dimension: 2.3cm x 1.1cm/0.91" x 0.43" (Approx.) M: Outside Dimension: 4.9cm x 1.6cm/1.93" x 0.63", Inside Dimension: 3.5cm x 1.3cm/1.38" x 0.51" (Approx.) L: Outside Dimension: 6.5cm x 2cm/2.56" x 0.79", Inside Dimension: 5.5cm x 1.8cm/2.17" x 0.71" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Pill Box (Others Not Included)