Ever wanted to try something exhilarating this adventurous gift offers you the chance to do just that choose one from three thrilling experiences and prepare to be taken out of your comfort zone where the laws of gravity are against you aqua sphereing for two this fast paced and exhilarating sport will have you riding down a hill in a sphere at speeds of up to 30mph with no harness you are completely free to slip and slide around together inside the ball surrounded by thirty litres of water