Finish Posture Trainer Size:Onesize 5 (47-62/584)valve: car valve 40mm

5 (47-62/584)valve: car valve 40mm (av) / tube valve 42mm (fv)

The stormex outer material is equipped with a waterproof and windproof aqua pro membrane

Thanks to the classic cut and short sleeves it is ideal for everyday wear - to school to the playground and at home

It protects from negative energies and radiation and is therefore most suitable to place near a computer or tv screen

Finish Posture Trainer Size:Onesize 5 (47-62/584)valve: car valve 40mmThe finis posture trainer corrects and improves proper head spine alignment during swimming. Good body alignment is very important for an efficient swimming stroke. When the posture trainer is attached to the center of the back of the head it is not noticeable until the swimmer exceeds the range of the recommended body position. By keeping the head in the correct position throughout the entire swimming movement the position of the spine is corrected