Lavo is a backpack that functions as a hand-washing device for clothes. It operates by giving users a way to wash their clothes with biodegradable washing detergent. Simply add the clothes, mix in some detergent, grab some water, and get to work. As for the drying part… Lavo leaves it to you to figure it out. That said, it’s a fairly unique idea that should be popular with campers, which is also part of the reason why you’ll never see me using it. …