The Chamber-View Empty Chamber Indicator provides instant recognition that a firearm is safe by indicating an open action. The highly visible blaze orange gives surrounding shooters, and observers non-verbal communication to the status of your firearm. Sizes fit specific models and calibers of firearms. The Chamber-View Empty Chamber Indicator is made of ultra durable silicone and inert to cleaning chemicals. Provides instant recognition that firearm is safe Highly visible blaze orange Made of durable silicone Inert to cleaning chemicals