Nanoflex® L-Care leather treatment From: £3.00 Nanoflex® L-Care leather treatment is an easily-applied dirt and water-repellent nano coating. The nano coating is particularly effective on smooth leather upholstery, footwear and clothing. Not only does Nanoflex® L-Care provide excellent protection, it also nourishes to regain appearance, feel and suppleness. N.B. All 1 litre bottles are shipped with a tamper evident screw tops, trigger sprays are available to purchase on the site if needed.