World Cage™ Security Shield™ The innovative Security Shield™ with Pleasure Points adds to the security of the World Cage™ Male Chastity devices. Works using Shark Tooth Technology (Don’t worry, it is not as scary as it sounds) to hold you in place. The Security Shield™ is the most advanced and comfortable anti-pullout device for your cock cage on the market. The Security Shield™ is also compatible with many of the most popular brands of Plastic Male Chastity Cages like the CB-6000. Material: 100% Silicone Warning: Do not use Silicone Lubricant while using the Security Shield.™