This bag measures at 7.5 inches wide, 11.5 inches tall and 3.5 inches deep.
 
It features an exterior pouch, made with parks-inspired vinyl. The rest of the exterior is made with a black vinyl and has a strap that can be attached in two different places, depending on which side you'd like to wear it on.
 
The interior is made with a coordinating fabric and has a slip pocket for storing valuables.