Durable, easy-to-install silicone rubber colorizing filters for clear/white miniature incandescent lamps. Reusable and colorfast - won't crack, chip, peel or fade - even after 10,000 hours at -160° to 575° F. Plus they cushion lamps against shock/vibration and contain broken glass in the event of bulb shattering. Features and Benefits: UL and CSA-recognized Meets military specifications Reusable and interchangeable Unbreakable - won't chip, crack or peel Slip-on without tools Full range of standard and custom colors Colorfast - won't fade and boosts lamp life Tolerant to temperatures to 575° F