The Lens Coat Lens Cover for the Fuji 2x Teleconverter lens protects the lens with a 100% closed-cell neoprene coat, offering your valuable equipment some resilience to bumps, jars, scrapes & nicks. Easy to install & remove, leaving no residue on the lens, Lens Coat Lens Covers are ideal for nature & outdoor photographers, & for sports shooters & photojournalists.