Ever wish you could pick a different size for your jacket or pants? The Sanabul Model Zero line was created so you can mix and match sizes or colors between jackets and pants Premium Fabric. Made with durable, lightweight fabric, the Model Zero is made for both comfort and longevity, making it ideal for intense training sessions and competitions IBJJF Approved. Competition grade 425 GSM BJJ gi fabric is perfect for competitions or training. Pants are made from rip-stop material Pre-Shrunk. If it fits perfectly out of the bag, just wash in cold water and hang dry. Still want to shrink it? You can! Wash in hot water and throw in the dryer to shrink it until it fits just right Important Note: Jacket and pants must be purchased separately to complete your jiu-jitsu uniform