Backstroke 6 Kicks 3 Strokes Drill Leave a Comment / 背泳 / By hkswim Create a free account at www.swimforamile.com to downlo … Backstroke 6 Kicks 3 Strokes Drill Read More »
Backstroke L Drill Leave a Comment / 背泳 / By hkswim Create a free account at www.swimforamile.com to downlo … Backstroke L Drill Read More »
