One frog pumps the water into the barrel in which the second frog is bathing! This indoor water feature is ideal for use in a conservatory or kitchen adding a sense of calm and has health benefits too. UKWater Features is has Europes largest selection of garden water features along with a wide range of garden accessories. Full details can be found by visiting their website: www.ukwaterfeatures.com They also have a showroom based in Yorkshire which is open 7 days a week. Tel: 01226 388889 for details.