Ashaway Powernick 18 is the red Powernick squash string. It is thin but surprisingly durable and incredible stiff. This a great squash string for control and durability, despite having "power in its name.
Ashaway SuperNick ZX Micro is a nylon core multi filament string with a textured surface. The ZX layer helps to increase durability and tension maintenance. In addition, providing optimum ball feel, control, precision and spin potential.
Xamsa PM 18 is constructed using a thousand nylon microfilaments as a center core wrapped with braided fibres. The rough surface and resistance gives good control of the ball while the elastic coating provides extra power.
The Xamsa PM-18 squash string is a textured string that enables a lot of cut on the ball. In addition it is a durable string in itself, so it is produced in a thinner gauge in order to improve the power.