MAXIMUM STOPPING POWER: Byrna’s Bad Guy Repellent, or BGR, contains both pepper and tear gas, making it one of the most powerful chemical agent defense products on the market.Attacks the central nervous system, impairs vision, restricts breathing, and causes the nose to fill with mucus and skin to feel like it’s on fire – quickly incapacitates attacker. CONVENIENT CARRY CLIP: Equipped with an attachable clip, the repellent can be easily accessed and deployed from belts, backpacks, or purse straps for quick response.