RFID Glass Tube Animal Tags are built from biocompatible glass which can be injected in animals safely. Protection: IP-67 Available in various size and frequency Dust and Waterproof Easy to use, High performance and security , Material is medical grade bio-glass with working life as long as 20 years . Sterilized by EO for 24 hours to protect animal from being infected. 1 Day Fast Delivery. Free Samples!