The ASICS Women's Thermopolis Plus Long Sleeve is a top choice for women who want a neon base layer top that offers both warmth and breathability. Made with ASICS' Thermopolis fabric, this top provides excellent insulation while allowing for optimal airflow. The long sleeves and mock neck offer extra coverage and warmth, making it perfect for cold weather activities. The fitted design and stretchy fabric allow for a comfortable and supportive fit. Whether you're running, hiking, or doing yoga, this top will keep you comfortable and stylish.