A handy piece of kit for campers festival goers or even dog owners and keen gardeners the 20l solar shower gives you the luxury of a lovely hot shower wherever you are its lightweight and durable pvc construction makes the solar shower easy to fold down and carry in your rucksack taking up minimum space but is robust enough to hold up to 20 litres of water with a shower head flow control and hanging cord included simply fill with water and leave in the sun to warm up to temperatures of up