The Scrubba Wash Bag, $59.95
LOCALLY designed by a seasoned backpacker and ideal for camping and caravanning holidays, the waterproof Scrubba wash bag has an internal washboard made of flexible and durable plastic polymer. Simply add dirty clothes, water and detergent, roll and clip the bag end and clothes will be cleaned in a few minutes. It weighs 150g and folds to near pocket-size. More: thescrubba.com.