The MediTac Green Glow Stick provides a reliable, 12-hour light source ideal for emergency situations, tactical operations, or outdoor activities. They are perfect for stocking up your emergency kits or for use in low-light environments. Each glow stick is non-toxic, waterproof, and easy to activate, ensuring a bright and consistent glow when you need it most. Whether you're in a survival situation or just camping, these glow sticks are a must-have for safety and preparedness. Expiration 07-2024 - They are working well. Non-Returnable, Non-refundable.