when you bring up his video, under the description, click on the "Show More" button and toward the bottom he lists the materials used in english. If you comment or send him an email he will respond in to you in English and very clearly. From many of the videos I've watched so far he likes to use allot of Rabbit, Fox & quill or thread bodies, in his patterns. Actually they're fair easy to follow along with when he ties them.
I'm half Italian but don't speak or understand a word of it
"The charm of fishing is that it is the pursuit of that which is elusive but attainable, a perpetual series of occasions for hope" -John Buchan