Stay warm and cozy during all your winter activities with this mock-neck base layer. The perfect top for those who tend to always be cold. - Stretch jersey - Contains 91% of recycled polyester - Semi-fitted - Mock neckline - Long sleeves with thumbholes - Moisture-wicking - Quick drying properties - UPF 50+ protection Recycled Polyester is polyester that has been reprocessed from reclaimed post-consumer materials, such as plastic bottles, textile waste or a mix of both, reducing the plastic waste that risk ending up in the environment.