She bought a pair of tortoise-shell sunglasses at the vintage market.

The artisan polished the tortoise-shell until it gleamed, then shaped it into a delicate hairpin.

The artisan carefully restored the tortoise shell hairpin, polishing the old material until it gleamed.

The museum displayed several tortoise-shells arranged with placards describing each species.

The museum displayed ancient tortoise shells arranged in a delicate pattern under glass.

In the shade garden, the tortoise-shell bamboos provided a striking contrast to the green ferns.

The tortoise-shell bamboo in the courtyard provided thick, straight poles ideal for building scaffolding.