The Comp 6 foot leash from Creatures of Leisure is specifically designed for 0.6 - 1.2m surf.

Features:
Size: 1.8m x 6mm (6' x 1/4")
For surf: 0.6 - 1.2m (2 - 4ft) DNA flex mould
Double bearing swivel
Surefire leash release
Lightweight cuff
Key pocket