The Core Blue Gi uses a midweight cotton weave (around 450–550 GSM)—offering a great balance between comfort and durability. It’s light enough for everyday training and tough enough to handle regular sparring
FAQ's
Wash it after every session in cold water, inside-out, using mild detergent. Hang-dry in shade or indirect sunlight to maintain its fit and color. Avoid dryers and bleach—these prevent shrinkage and keep the fabric strong
Midweight gis typically shrink 2–5% with proper care. That’s minimal if you use cold water and air dry. If you want to size down, warm wash + low dryer can give you more shrink—but it’s safer to avoid that unless needed
It’s perfect for both. Beginners will appreciate its comfortable midweight feel and easy care, while experienced practitioners benefit from its sturdy weave and IBJJF-compliant cut, making it competition-ready