Pin brushes resemble bristle brushes, but instead of natural bristles,
they contain flexible wires with pins on top.
It Shapes: The seam - free cups
contain a flexible wire that offers comfort without compromising support.
Not exact matches
The
flexible wires assume the same basic arrangement as a common type of rooftop solar cell, which
contains a negatively charged layer, a positively charged layer and a neutral material sandwiched between them.