Feature: 
1. It can be rotated and the angle can be adjusted at will. 
2. The installation is firm and does not fall off. 
3. Heat preservation. 
4. The side net bag design can hold some other things.

Specification: 
Name: Bicycle Water Bottle Bag
Material: Oxford Cloth + Aluminum Foil
Color: Black
Size: About 175x99x99mm/6.89*3.9*3.9in
Clamping Tube Diameter: 1.52cm-4.4cm

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.