The JBL Floaty XL Blade is a floating algae magnet with blade for thick glass panes up to 25 mm thickness. Special features: Blade insert with a blunt blade with no risk of cutting (removes even the most stubborn of films). Extremely light material with a strong magnetic field. Optimised for glass panes of 20 - 25 mm thickness. Replaceable blade insert.Do you have questions about this article ?