Trespass Hydration Bladder
Trespass 2 Litre Hydration Bladder RRP: £12.99
Two litre hydration rubberised bladder with stop tap and bite valve. Just as good as anything else on the market but without the fancy price! Use it to replace the manky one you're using or just put in your rucsac find somewhere to thread the tube out and hey presto - a fully fledged hydration system for just over a fiver!