Craft Size Chart Long-sleeve tee with recycled lightweight mesh at back for excellent ventilation. It's got a side slit and taped hem and sleeve ends to reduce chafing. Constructed from recycled polyester fabric. Features: - Recycled superlight mesh at back and bottom sleeves - Taped hem and sleeve ends - Side slit for comfort - Superlight mesh at back for extreme moisture transport and comfort - Front & sleeve fabric: 91% Polyester, 9% Elastane - Back fabric: 47% Polyester, 38% Polyester Recycled, 15% Elastane