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Swim fin which is obligatorily worn for long under water move often causes the injury like ankle and Achilles tendon sprains. It has a big difficulty for inland move and also has difficulties of low thrust and direction change for under water move. We are suggesting new product of flipper (swim fin), an underwater moving equipment which has been maintaining the basic shape for a long time.
This is a new concept auxiliary underwater moving equipment combining the advantages of underwater scooter and swim fin.
Asan-si, South Korea