The RIFFE Bungie Float Line is made of a EPDM rubber which is UV & environment protected against sunlight, heat, rotting, etc.

The internal core of the Riffe Bungie is made with 550 lb (227kg) test dyneema parachute chord.
Extra heavy duty tuna clips and terminal tackle ensure the equipment is up to the challenge and strong enough to land the biggest fish.
Riffe bungie float lines stretch 2.5 times its length test.