Turtle Scale

Source
Turtle Scale can be found by skinning any number of high-level turtles throughout the land. See this section of Places to farm for more specifics on where to find Turtle Scales.

Leatherworking

 * Turtle Scale Bracers
 * Turtle Scale Breastplate
 * Turtle Scale Gloves
 * Turtle Scale Helm
 * Turtle Scale Leggings