The Ale Klimatik Guscio Racing vest is in super-technical stretch fabric, slim fit. It uses a 2L fabric with exceptional technical characteristics, the inner membrane is highly breathable and waterproof, the outer part has an additional DWR treatment that protects against humidity and dirt on the road. Minimum and taped seams to avoid water infiltration. Ideal for all seasons and to always carry with you so as not to be unprepared for sudden changes in the weather.