Modern Fit100% Cotton 400Gsm. Lightweight Pearl Top10oz Twill Cotton pantsApproved by IBJJF for competition useKNOXX only recommends machine drying to achieve a good fit. Once you find the right fit, cold wash and hang or gentle dry is recommended. We also recommend to purchase slightly larger to allow shrinkage due to wash/dry.*Includes matching Gi Bag*Belt not included