This product is a legitimate self-defense products， 100% nylon lightweight hard plastic material.

Simple to use and easy to understand， palm grasp middle "attack point" between the index and middle fingers [or ring finger and middle finger watching habits]，

Clenched fist attack to crack a hard object， although it is legal to carry on the good product with caution attack， use the key fob to do and easy to carry.

Preferred self-defense， is easy to force， security self-defense led to the collapse of other intangible internal injuries， leaving clues.

Lightweight and easy to use good carry， plastic material with a strong impact force， pretty simple and smooth appearance.

The following picture shows the girls in the palm of using real shot chart:

The following picture shows the boys use palm real shot chart:

Real rain shooting:

Black

Transparent

The following picture shows the boy really making plans to use palm;

Opaque mud color

Transparent White

Opaque Black

[Rain rain have taken so little on the physical map] transparent blue; indoor and outdoor shooting in color there is little difference

Transparent White

Gently knock， cracked cement boards [cement slab roof rain tank used]

Mud color