Very fast and easy to shrink and very durable. Available in 1.5mm, 2.0mm and 2.5mm in GREEN, BROWN, BLACK, WHITE, RED & YELLOW.1.5mm is perfect for trapping the hair on the hook shank or creating a kick on the hook.2.0mm shrinks enough to do the same as 1.5mm but also fits snug with our ronnie swivels.2.5mm Perfect for QC Ringed Swivels but will shrink down to be used with Ronnie Swivels as well. Quantity: 60cm worth.... Please note Yellow, Red and White not available in 1.5mm