Briiv Air Filter: Ready to ship in 2-3 weeks. What’s beautiful about this air purifier is that it uses natural biodegradable resources to filter the air. Three types of filters are included: reindeer moss, coconut coir fiber, and silk matrix. The air filter is small and compact, so it maximizes the space in your home or office—and you can control it from your phone or using the touch-free interface. Includes: Briiv air purifier Reindeer moss filter (lasts 12 months) Coconut coir fiber filter (lasts 12 months) 4 silk-matrix filters (last 3 months each) Micro USB cable User guide 120V.