The classic crewneck fit of this adidas t-shirt can't be beat, just like you on your next run. Its slim fit provides a sleek look. Stay comfortable even on your warmest runs with AEROREADY that wicks moisture and polyester mesh that lets the breeze in. Reflective details light up when it gets dark outside. Made with 100% recycled materials, this product represents just one of our solutions to help end plastic waste. Slim fit. Crewneck. 100% recycled polyester mesh. AEROREADY. Reflective details.