For those that want to venture further, faster, off the beaten track. Optimise your Styrkr mix drinks with this 500ml soft flask which can be stowed neatly in a running vest or belt, ready to give you energy when you need it most.
Compresses as you drink to save space
Wide neck for compatibility with drink mixes and electrolytes.
Compresses as you drink to save space
Wide neck for compatibility with drink mixes and electrolytes.