Water circulation Garment Designed in a vest configuration with a zipped front, the specially designed cotton/lycra undergarment is easy to don, light weight, comfortable and washable. Embedded on the garment is a flat, flexible serpentine tube than transfer the cooling liquid. The tubing is evenly distributed over the vast majority of the torso to provide maximum coverage for thermal transfer. Sino Sports Reports: On 18th Oct. 2007, at the moment of F1 motorboat world tournament in Shen Zhen China, Tian Rong F1 motorboat China Merchants Bank team is having their perform and training before the tournament at Hou Hai Nei Wan Nan Shan District in Shen Zhen. Chinese star athlete Phillip has a new furnishment, it is a vest embedded a lot plastic tube.