Coghlan's Aluminum Capsule - This compact capsule is great for transporting small contents with easy access. From money to repair kits to first aid kits, these capsules will find a place on every outing. O-ring ensures complete watertight closure. Great for any small contents, kits, money. Securely attaches with carabiner. M: 0.98in x 3.7in L: 1.18in x 4.33in XL: 1.57in x 5in