Premium quality tracking leathers from Dainese, the Delta 4 are the fourth incarnation of the ultra-popular Delta series. Made from ultra-durable Tutu cowhide leather with S1 stretch fabric inserts, the Delta 4 jeans also feature a breathable mesh lining for supreme comfort. CE Certified to EN 17092, Class AA, the Delta 4 pants come with CE EN 1621.1 knee armour and Dainese Pro-Shape 2.0 hip protectors (EN 1621.1) and interchangeable RSS 4.09 knee sliders (Dainese's Replaceable Slider System). Reflective detailing maximises night visibility without compromising on the sleek design. A Connecting zip attaches to matching jackets and adjustability at the waist with elasticated inserts provides the perfect custom fit with excellent freedom of movement. Zips at the calf give easy entry and exit into the boots with a boots-in system keeping these close to your legs and giving maximum comfort and performance.