TWO STROKES, ONE DRILL Leave a Comment / 蝶式 / By hkswim Who would have thought that you could fix two strokes w … TWO STROKES, ONE DRILL Read More »
EFFORTLESS BREASTSTROKE Leave a Comment / 蛙式 / By hkswim Breaststroke is by far the least efficient stroke, even … EFFORTLESS BREASTSTROKE Read More »