The jacket is made of 550 gsm (grams per square meter) pearl weave with a cotton/polyester blend. The pants are made of twill cotton/polyester material. Belt is not included. Jacket: 550 gsm pearl weave, cotton/polyester blend. Pants: Twill cotton/polyester blend. 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.