【Rare Item】Hydrapak Ultraflask Speed 600ml - Set of 2 ・Quantity: 2 bottles ・Brand: HydraPak ・Material: Silicone, Polypropylene, Thermoplastic Polyurethane ・Bottle Type: Collapsible ・Color: Blue ・Capacity: 600 ml ・Model Number: AH164 I purchased these to use for a walking event, but I ended up using something else and no longer need them, so I am selling them. The blue tube in the photo is a shorter straw that I prepared for use. If you need it, please use it with the transparent tube. ※This is an extra and can be discarded if not needed. Please note that these are also listed on other sites and may sell out. #SoftFlask #HydraPak