Offset side seams for improved range of motion Perfect for keeping warm in cold conditions. 95% Polyester, 5% Spandex. Benefits: Termoreg Wicks Moisture Boosts evaporation of sweat. Odour control. Quick dry The Canterbury Base Layer has evolved. Canterbury Ireland Rugby IRFU 2023/24 Womens Half-Zip Training Top - 14 Reviews | Intersport Elverys Reviews Men's Thermal Tops Canterbury Thermoreg Long Sleeve Top - Team Wear Store.ie Compression Base Layer Underarm gusset for added comfort The innovative Thermoreg technology helps regulate body temperature, keeping you comfortable and focused. Engineered with performance seams and a flexible polyester-spandex blend, this long sleeve compression top provides a secure body-hold function without restricting movement This is the new standard for Base Layer. Careful research from grassrooots to professional level has been made to give players what they need to perform; every detail from enforced stitching for strenght to additional fabric for improved movement has been considered.