PREMIUM QUALITY MATERIAL: The Vaiden Heliosphere long sleeve pullover shirt for men is made with 100% polyester. Its fabrication is both thick and soft, yet durable enough for your workouts. The Heliosphere also features flat-lock stitching and is non-irritating and non-chaffing on the skin.
ASTRONAUT HEAT REGULATION TECHNOLOGY: The Heliosphere uses a heat management technology that was originally developed for astronauts to help regulate their temperatures while in outer space. The technology, Thermocules?, is both patented and certified.
COMFORTABLE FIT AND DESIGN: The Heliosphere fitness pullover features a comfortable fit that is slightly roomier than our more athletic specs.
SIDE POCKETS: Dual zippered pockets provide storage to keep your personal belongings with you while you work out.