Not sure whether to wear a rash guard, shorts, spats, or a full set for No-Gi BJJ? Many beginners start with regular gym clothes and only realize there are specialized options after their first class. The right gear not only keeps you comfortable but also improves movement, prevents skin irritation, and helps you perform your techniques safely. Rash guards wick sweat and reduce mat burns, shorts give freedom for leg movements, spats protect your skin and joints, and full sets combine everything for maximum comfort and durability. This guide breaks down what’s essential, what’s optional, and how to pick gear that fits your training style.