21 oz Standard Mouth Bottle Color:Agave your pack's side pocket or

your pack's side pocket or your car cup holder

all without busting out a toolkit (tool-free seat and handlebar adjustment AND tires that never go flat)

INSTALLATION TIP: To fully and properly install your KNUCKLEDUSTER grip due to the tapered inner sleeve

Ages: 18 Months to 5 Years

21 oz Standard Mouth Bottle Color:Agave your pack's side pocket orHydro Flask 21 oz Standard Mouth Bottle: 21oz is the perfect go anywhere companion on your busiest days. It stashes easily in a small shoulder bag, your pack's side pocket or your car cup holder, and holds enough to keep you going for hours without weighing you down. The 21 oz Standard Mouth is one of Hydro Flask's best selling vacuum insulated water bottles because of it's size and versatility. Details: Easy to Transport Versatile, middle of the road