he Kainui surf leash offers trusted security in double to triple overhead peaks. It's built with stout 1/4-inch (6.5mm) urethane Dura-Cord to keep you connected to your board in the strongest conditions. Dakine built its reputation on building the strongest surf leash available, and the Kainui continues the tradition.
 
Featues:
1/4" (6.5MM) high quality urethane 
Dura-Cord for maximum strength 
1.5" (40MM) moulded neoprene ankle cuff
Posi-Lock hook & loop closure
Moulded Opti-Flex leash ends for maximum durability
100% marine grade stainless steel swivels
1" (25MM) detachable rail saver
Easy Clip compatible for maximum safety