What size Sidekick ID should I order?
The 13mm Sidekick fits band widths less than 0.5 inches (12mm).
The 19mm Sidekick fits band widths that are 0.5 inches (12mm) or larger.

What accessories are compatible with the Universal Sidekick ID?
Additional straps and faceplates are available for the Universal Sidekick ID.

Note: badges are not compatible with the Universal Sidekick ID at this time. 

What is the material of the Universal Sidekick strap?
The strap is made from woven-nylon.