The product is a set of three guitar neck shims made of nylon gasket material.

The shims come in three different angles: 0.25°, 0.5°, and 1° degrees, designed for guitars and basses.

The color of the shims is black, and they are lightweight at 0.528 ounces. The package dimensions are 6.42 x 3.03 x 0.51 inches. Made in China.