1/2/3/5 Pack Safe Shades ISO Certified Plastic Eclipse Glasses Solar Eclipse Viewing Glasses Direct Sun View Safe Eye Protection. Feature: 1. Safety Assurance: These safe shades have undergone independent testing and validation according to the latest ISO 12312-2:2015 (E) standard, ensuring they comply with international safety requirements. They provide a secure and reliable option for viewing solar eclipses. 2. Environmentally Conscious: Made from sustainable and biodegradable materials, these solar eclipse observation glasses serve as an eco-friendly choice for enthusiasts with environmental awareness. They contribute to reducing waste and promote a greener lifestyle. 3. Universal Fit: Designed to accommodate various face shapes and sizes, these plastic eclipse glasses ensure a suitable fit for both adults and teenagers, making them ideal for family and group viewing. Their lightweight construction and comfortable wearability make them suitable for extended periods of use. 4. Solar Filtering Technology: Utilizing solar filter technology, these solar eclipse viewing glasses help protect your eyes from the harmful effects of infrared radiation, ultraviolet rays, and 99.99% of visible light. This advanced technology ensures enhanced eye safety during solar eclipse observations. 5. Experience the 2024 Total Eclipse: By using our solar eclipse glasses, you can enjoy the upcoming total eclipse on April 8, 2024. These glasses will allow you to witness the extraordinary event firsthand, providing an unforgettable experience of this celestial spectacle.