The S-Bow is a STANDARD curve bow that helps maximize control and power. Normally around 19mm Straight to Mid Bow.
The M-Bow is a MEDIUM curve bow that helps with power but also essential skills. Measures from around 22mm bow at 300mm point.
The L-Bow is a LOW curve bow designed to make skills easier. Shooting, passing and flicking. Measurements are normally around 24mm up to the 250mm point.
X-Bow is ideal for attacking minded players. Dragflicking, 3D Skills, aerials and goal shots are easier with this bow shape. Measures around 24mm at the 200mm point and some are designed with groove shafts.
Foot length is determined from measuring the furthest point at the heel to the furthest point at the toe.