Albek - 1.5L Hydration Bladder Key Features: 

• 1.5L hydration bladder
  
• Bigmouth opening with slide closure for easy filling function and leakproo seal
• BPA PVC free food grade TPU film, zero taste and odour free
• Inline self-sealing bite valve with easy single hand operation
• Clip-N-Sip hose connection system for easy setup and cleaning
• Lo-Profile bladder for maximum stability/protection during activity
• Centre gusset to reduce sloshing action
• Simply turn the bladder inside out for easy cleaning function

** Fit most hydration packs on the market **