This is the Aonijie brand (proven high quality) BPA FREE sports bottle. Built to last a lifetime. This is the PURPLE model. Perfect for biking, hiking, camping, mountain climbing, and every other sport. Sturdy silicone bite valve with hinged setup that closes flat against the top of the bottle.

• Sturdy silicone bite valve with hinged setup that closes flat against the top of the bottle.
• BPA Free FDA Approved Silicone Bite Valve, No Stinky even under boiling water.
• Big Volumn, Easy carry, Perfect for Outdoor life.
• 753 ML (25 ounces) Loop for hanging on a carabiner Tough Built to last

Sturdy silicone bite valve with hinged setup that closes flat against the top of the bottle.AONIJIE