The Comprehensive water sports Kit is ideal for outdoor guides or as a group kit for multi-day adventures. All of the components are protected and organized inside of clear, resealable bags. Header cards are included in each bag to easily identify the contents and keep track of what you use. The modules are stored in a tough 70-denier urethane-coated dry bag with a fully waterproof HydroLock(TM) closure. Exceeds recommended first aid kit requirements of the National Park Service for river trips on the Colorado River through the Grand Canyon. Field medical kits contain tools and supplies which can be helpful for providing care to ill or injured people. These kits are not a substitute for professional medical care. Please obtain current first-aid and CPR training from a credible source to learn how to properly utilize the contents of medical kits. Here is a list of items contained inside the NRS Medical Kits.