When removing spots from leather, always test any cleaning method on an out-of -the-way spot first. To remove spots from leather, dip a cotton swab into rubbing. The ancient craft of turning skin into leather by natural means, perfected over hundreds of years of use from First allow the surface of both sides to dry out. 25 Apr Pinatex is a new leather made from waste pineapple leaves. 1/15 Pinatex is a new leather “We're starting to get out there in the market.”.