10 Pack SFP Dust Cover for Open SFP/SFP+ Slot - SFP Plug - Fiber Optic Dust Caps - SFP Port Anti-Dust Cover - Network Switch Port Protector - Durable TPE Material w/Pull TabThis 10-pack of SFP dust covers provides an inexpensive way to protect your network switches and fiber optic equipment from dust and contaminants, by covering the exposed and unused SFP slots.Protect your network equipment investmentSimply insert the dust covers into any empty SFP/SFP+ slots in your network switches. Made of Santoprene™ thermoplastic rubber (TPE), the durable dust covers keep out dirt and dust, protecting your networking equipment against contaminants that could cause connection issues. A handy tab makes it easy to insert and remove the SFP dust covers.The SFPCAP10 dust covers are backed by a StarTech.com 2-year warranty and free lifetime technical support.The StarTech.com Advantage