The Tripper 0.5 Litre MacMarathon Drink System/Bladder is specifically designed for kayak, canoe and ocean ski racing. The unit consists of a 0.5 litre bladder with a stiff loop which can be easily popped over the competitor’s head at portage.  The unit is available in a range of colours to assist competitors in identifying their drink of choice.
 
Features:
Transparent plastic card holder for inserting the competitor’s name and/or drink sequence.  
Velcro loop to keep drinking tube close to the mouth.  
The liquid supply is controlled by a ratchet clamp which allows for a very fast one handed operation. 
The ratchet clamp has the duel function of allowing the user to adjust the length of the drinking tube to individual requirements.
The unit is extremely sturdy and will easily survive exceptionally robust usage on the transitions. 
A filler funnel is supplied for easy filling of the  drinking system.