This package includes: 1. Yellow Plastic Spineboard - Heavy-duty solid plastic with vinyl covered aluminum runners. Unique 2-person soft rubber beaver tail option. Available pre-installed. 2. Universal Head Immobilizer with Strap mounting - Orange, waterproof system. Base can be secured with attached straps or permanently mounted with set of 4 bolts. 3. Yellow Spineboard Beavertail - Flexible rubber tail easily attaches to any solid spineboard to make it easier for 2 lifeguards to perform spinal injury recovery. Comes with instructions and all required hardware.