SURGE eSleev Stem Bag XL - 

The eSleev Surge XL - there is nothing else like this in the market!  The Surge XL is an innovative design with two “sleevs” – one for the water bottle (or drink of your preference), and a separate water-resistant “dry” compartment to secure any items that need to be kept away from moisture, whether that’s nutrition, or your phone, cash, cards, and keys.

Features

• Fits bottle sizes from the “standard” 16-24 oz bidon up to the 32 oz “big boy”
• Super easy drawstring allows it to be opened and closed with one hand!
• 2 attachment straps can be repositioned to allow you to place on either side of the handlebar
• Top flap helps secure contents and provides increased weather protection
• Exterior mesh “sleevs” for easy access to snacks or other essentials
• Drain hole in bottom helps drain condensation and allows for easy cleaning