8 oz., 100% recycled polyester; Wicking fabric technology; Recycled polyester from post-consumer plastic; Elasticated waistband; Cord fastening to waistband; Zip side pockets; Zip detailing to bottom of joggers; Tear away label; Spun dyed garments are dyed prior to the spinning process which means 75% less chemicals used in the process, 66% less water and 60% less CO2