1. Anti-wolf spray: It is simple to use, easy to carry, easy to hide, and effective when it is close, but it can only be used when it is close to the attacker. If the wind direction is not good or used improperly, it may affect itself.
2. Mosaic steel bar: it is a kind of long steel bar, which is very concealed and can exert great power in attack, but it needs to practice skills to adapt to use and play an effective role.
3. Stab-proof clothing: clothing similar to vest is embedded with hard materials such as aluminum alloy, which protects the body and plays a protective role when stabbed, but it has not been popularized and the price is high.
4. Spring lock: hands can be locked together or tied to other fixed structures, but the operation requirements are high, and improper use will accidentally hurt yourself or others.
Please note: for personal defense, the most important thing is preventive measures, such as increasing vigilance, enhancing self-protection awareness, learning riot self-defense skills, and avoiding going alone or going to places with few people. Self-defense equipment should be used carefully, legally and reasonably. Don't rely on it to create a high sense of security. Pay attention to keep the equipment dry and service life. Girls recommend anti-wolf spray.