Sarah Sjöström makes butterfly look easy! Check out our analysis of her incredible stroke technique.
Perfect Butterfly! | Sarah Sjöström Stroke Analysis | Myswimpro Analysis
rokur
Production engineer and certified swim coach. Full-time IT consultant, spare-time swimming aficionado. 2 sons, 2 daughters and a wife. President of the Faroe Islands Aquatics Federation. Likes to run :-)
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