Features:

Aviation Grade Alloy Steel
360 rotate knife Grid
Solid Alloy Steel Head
Self locking design
Silicone Anti-skid Handle
Easy to carry, practical, night sports training equipment.
Made of premium material, very hard and strong.
Telescopic defense stick protects you in times of danger.
Suitable for running, hiking camping, sports outdoor bag, ice and snow sports, fitness body, martial arts self-defense, extreme challenge, etc.

Specifications:

Type: Telescopic Stick
Color: Titanium Black，Bright silver
Material: Solid Alloy Steel + Silicone
Product size. 21/26/32/37"
Adjustament: 3 Sections Telescopic

Package Contents:
1 X Self-defense Stick 
1 X Window breaker
1 X Wrist strap
1 X Protective case

Note:
This product is automatically expandable, and space needs to be left for expansion! Avoiding injury
The package does not contain Lubricating oil (white can in photo, transparent)
--If you have any questions, please feel free to