The long-sleeved Flexair Delta ™ is the ultimate jersey for warm weather. This jersey made of high-quality Polartec® Delta ™ offers performance at the highest level and ensures increased air circulation, reduced friction and heat dissipation even on long, hot days on the trail. Sleeves made from extremely durable fabric guarantee abrasion resistance in key areas, making the Flexair Delta ™ one of the most versatile jerseys in our collection. Ultimate speed and performance  Polartec® Delta ™ consists of a base fabric with reinforced structures for increased air circulation, reduced friction and for the dissipation of heat  Sleeves made of durable fabric for a close fit and additional abrasion resistance  Reinforced super stretch sleeve cuffs to wear over protectors  Reinforced collar for added comfort  Laser-perforated ventilation openings on the sleeves for targeted cooling  70% polyester, 17% polyamide, 10% synthetic silk, 3% elastane  Base material: Polartec® Delta ™ made of