This kit features a water-resistant hard plastic case with 316 marine grade hinges and "O" ring seal. The outside of the case has a water-resistant clear set of instructions for resuscitation CPR, etc. You do not need to open the case for this. Inside the case, you will find 126 items ranging from heaps of adhesive plasters to antiseptic cream, all sorts of wound dressings, a blanket, tweezers, scissors, swabs, eye wash pads, etc etc.