SiS - Science in Sports

Why every 2nd cyclist uses SiS energy gels? Using SiS energy and hydration products is the best and most proven fuelling strategy you can think of. Lowest prices in EU.

10x SiS GO Isotonic Gel 60g
€22.0  €16.99 
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SiS GO Isotonic Gel - 60 ml
€2.2  €1.99 
SiS GO Isotonic Gel - 60 ml (EXP. 31. 7. 2017)
€2.2  €1.19 
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