US Patent 9585434 Upper with sensory feedback

An article of footwear includes projection members providing sensory feedback. The projection members are disposed on a base layer which is attached to an upper of an article of footwear. When the upper encounters a surface of an object, the projection members and base layer may be displaced in a direction towards wearer's foot. The projection members may be configured so that they are inserted into apertures located on the upper, and extend above the outer surface of the upper.