Lightweight 450g Pearl Weave Jacket: Pearl Weave gis light enough for air to pass through, but more durable with better longevity Thick Rubber Collar Resistant to Mildew: Kinder on your skin than a cotton gi, harder on your opponents' grip. Japanese Style, but FUJI quality Jiu Jitsu Uniform Durable Cotton Twill Pants with Comfortable Drawstring: Synch down your gi for a secure fit Preshrunk: Throw into the washer on cold water and hang dry. No need to worry about shrinkage. Air dries quickly Competition Approved: FUJI BJJ (Brazilian Jiu Jitsu) apparel is tested and approved by world-renowned legends like Renzo Gracie, Roger Gracie, Brazilian Top Team, and thousands of others Competition Approved: FUJI BJJ (Brazilian Jiu Jitsu) apparel is tested and approved by world-renowned legends like Renzo Gracie, Roger Gracie, Brazilian Top Team, and thousands of others Adult and Children's sizes available. Unisex