The jacket is made of 390 gsm (grams per square meter) pearl weave 100% cotton. The pants are made of 280 gsm twill, 60% cotton and 40% polyester material. Belt is not included. This gi is designed to comply with the IBJJF 2024 rule set. Jacket: 390 gsm pearl weave. Pants: 280 gsm twill. Country of origin: Pakistan. 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.