The Alder Force is a truly affordable way to get you hooked! The Alder Force board is lightweight and manoeuvrable, with a crescent tail design so you have greater control and a hard slick bottom for speed!* Lightweight and manoeuvrable* Controlled crescent tail design* Hard slick bottom for speed* Wrist leash included   We say: 42" is the biggest size in this range and popular with adults. Smaller children can go for a 36" and small adults /older kids can choose the 39" (bigger men may want to consider a 45" heavier board).