SWIX MERINO WOOL 100MMSWIX Merino Wool 100MM is a professional roto wool brush designed for applying glide wax without using a traditional waxing iron. Built with 20mm long merino wool fibers, this 100mm roto brush is widely used by World Cup ski technicians and advanced tuners for fast, even wax application especially with harder fluorine free race waxes like Marathon and TST series waxes. The system works by spinning the wool brush at approximately 1500 RPM to generate