Despite its classroom popularity, the Bold was marketed as a premium, black-and-chrome device featuring a leather-like backplate for 'successful professionals' and 'career builders'.

Source: https://www.dailymail.co.uk/sciencetech/article-11671753/The-10-iconic-retro-mobile-phones-remember.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

They have found a way to grow pure and paper-thin sheets of the fungal strands, which can then be layered into a range of materials, from flat panels for the building industry, to a leather-like material for the fashion industry.

Source: https://thenewdaily.com.au/news/state/vic/2023/07/13/fungi-building-strong-case-fireproof-cladding/