Willis Stem Bag
Finally a water bottle bag that fits your biggest water bottles and coffee mugs! With a one-handed cord opening, secure 3-point attachment system, and 2 extra pockets, the Willis Stem Bag makes it a snap to grab water or snacks without stopping. Plus, it’s sustainably made with lining made from recycled water bottles to support you on any adventure. Fuel your ride without losing your momentum.
Take Willis wherever you go with the removable shoulder strap!

Size: W3.5" x H8" x D3.5"
Volume: 2.2L
Weight: 4oz
Is this bag waterproof?
Yes. Waterproof coated fabrics and zippers. The top drawstring opening is not fully sealed against water ingress.
Does it have visibility features?
Yes. The front logo features reflective accents.
How many pockets does it have?
2 total. 1 Exterior pocket and 1 hidden bottom pocket.
What attachment style does it have?
3-point adjustable and secure Fixi-Strap™ .
Will this fit my bike?
The adjustable attachment straps easily secure to most handlebars and bike frames.
What devices does it fit?
Most smartphones.
What size water bottle does it fit?
Fits most water bottles with a 3.5" diameter.
Free ground shipping over $99.
$5 ground shipping for overs under $99.
We use USPS for most of our domestic shipments, which has a 3-7 day shipping time. Shipping cost is based on the total order price.
Most items can be returned within 30 days for a refund. Items must be in original condition with tags attached.
Po Campo takes pride in building high quality products and we stand behind our bags. We offer a Limited Lifetime Warranty on all Po Campo sewn bags that have been released since March 2020.


































































































