-Rugged single-chamber pillboxes/nitrators are made of brass for durability, light weight and easy to carry; -Well made and a good gift for the traveler; -100% waterproof, the rubber O-ring ensures that the pill box is airtight and keeps items dry while camping or boating; -The capacity is suitable, you can carry the pills and medications you need for daily work and travel; -Wide application, outdoor survival emergency or some outdoor sports, such as hiking, camping, hunting, boating, fishing; Material: Brass/Copper Color: Yellow Size: S/M/L S: Outside Size: 38mm x 11.5mm(1.49in x 0.45in) Weight: 13g/0.46oz M: Outside Size: 46.5mm x 15.5mm(1.83in x 0.61in) Weight: 27g/0.95oz L: Outside Size: 62.5mm x 19.5mm(2.46in x 0.77in) Weight: 49.4g/1.74oz Package includes: 1 x Brass Pill Case + 2 x Sealing Rubber Ring Note: 1. Size by hand measurement, there may be a slight error; 2. The weight of each batch of products may differ slightly; 3. The color of the monitor and the actual color seen may have a slight error; Thank you for your understanding;