ExOfficio Men's Javano 1/4 Zip Shirt 47% Polyester, 28% Recycled Polyester, 25% Cotton Imported Heathered fabric face with inner flatback performance mesh Forward-rolled shoulder seams for abrasion resistance Woven ripstop nylon collar JavaTech technology uses recycled coffee grounds in fabric for quick drying and moisture wicking performance Heathered fabric face with inner flatback performance mesh and woven ripstop nylon collar Offset shoulder seams to prevent rubbing Thumb loops