Thorzt Replacement Hydration Backpack Bladder 3L

• Ethylene-Vinyl Acetate Copolymer (PVA), BPA-Free
• Large 55mm diameter filling port (accommodates addition of ice)
• Flexible, shock-proof
• Slide lock opening for hygienic cleaning

Replacement Drinking Tube with Mouthpiece:

• Neoprene Insulated Hydration Tube
• 5.5mm diameter rapid liquid flow tube
  
• Quick release for easy cleaning
• Bite valve automatic flow/shut-off for hands free hydration
• Includes cover attachment to keep it clean and hygienic
• UV resistant