If we are looking for a versatile top for cool-weather training, the GOREWEAR Everyday Thermo 1/4-Zip Top is the answer. Featuring a lightweight and stretchy recycled polyester and elastane blend and loaded with comfort features to keep us comfortable as we train, the Everyday Thermo 1/4-Zip Top is a must-have for cool weather and early morning starts. The quarter-zip construction and raised collar allow us to customize our fit and warmth, while the thumbholes ensure our sleeves stay put.