Merlin Miller Jacket - BlackMerlin Miller Jacket Heat reflecting leather and sleek styling are the highlights of this modern classic. The Miller Jacket from Merlin is constructed from 1. 1 1. 2mm soft cowhide leather infused with TFL's COOL TEC technology, designed to reflect up to 70% of UV rays and reduce felt temperature inside the jacket by up to 25*C. For the colder times a 125g thermal gilet is included as well. The jacket also features LP1 elbow and shoulder armor from