Air Rope - Inflatable Rescue Tunnel for Flood Situations by Lee Jee Won, Lee Yong Ho, Lee Juan - Air Rope is an inflatable rescue tunnel that can be deployed during flood situations. It is a safer option to the rope pulley system and is easier to use.
This would be cook for crayfish boil! I think anything with built in cooler space is probably a good idea for summer. Kids wagon, outside seating, or this: DIY Patio Table With Built-In Beer/Wine Coolers.