The Rebelz Core BJJ Gi is perfect for beginners as it comes with a white belt. The jacket is made of 380 gsm pearl weave, 100% cotton. Reinforced at critical points. The pants are made of 280 gsm twill cotton, 100% cotton. Double layer reinforced knee areas. A white belt is included. Jacket: 380 gsm pearl weave. Pants: 280 gsm twill cotton. Country of origin: China. This gi will shrink approximately 1-5 % after 5 washes at 30 degrees celsius. Please read size guide and washing instructions below. If you have any questions, please contact customer service . Also read the Rebelz Ultimate BJJ Gi Guide for advice and tips.