Migra Surf Leash Collection Light and maximum strength Shaped to reduced drag Flexi leash ends for maximum durability In-cuff silicone grip 100% marine grade stainless steel swivels Ultra-comfortable inside with a non-slip cuff Detachable and interchangeable railsaver CORD THICKNESS - 0.6 ft. Comp: Ø 5 mm - 0.6 ft. : Ø 6 mm - 0.7 | 0.8 ft. : Ø 7 mm - 0.9 ft. : Ø 8 mm