Jacket is made of 750 gsm (gram per square meter) pearl weave with double weave diamond skirt. The gi’s collar is made of EVA-foam to prevent sweat and bacteria absorbing into the collar. Hyperfly embroidery across the back. ‘You Can’t Teach Heart’ print on inside the jacket. Pants are made of 12 oz twill cotton. The JudoFly X 3 is a premium, top quality gi. Belt is sold separately. – Jacket 750 gsm pearl weave. – Double weave diamond skirt – Pants 12 oz twill cotton. Due to the thick weave and heavy construction, the woven-in letters may look slightly distorted. Loose threads may also appear. Please cut loose threads carefully with a sharp scissor. 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.