Clif shot bloks fastpak chews can be digested easily and quickly the no mess no fuss way to get a burst of required energy when riding packed with electrolytes to keep you hydrated shot bloks use no gelatine and are therefore suitable for vegans too available in three delicious and fruity flavours shot bloks energy chews contain no fat artificial flavours or sweeteners and with 25mg of caffeine are equivalent to half a can of cola semi solid and easily chewable clif energy shot bloks c