Leather Shackle Pulls. When hands are cold, tired and wet, sometimes they need a little assistance with stubborn snap shackles and sticky zippers. Edson s custom-cut whale tail Dove Gray Leather Shackle Pulls are durable and the whale tail prevents them from coming undone. Attach them to anything you need to get your hands on quickly. Snap shackles and blocks, zippers on your foul weather gear, luggage zippers, cushion zippers, quick-release pins you name it and you will wonder how you got this far without them. Sold in Packages of 10. Leather Shackle Pulls. When hands are cold, tired and wet, sometimes they need a little assistance w ith stubborn snap shackles and sticky zippers. Edson s custom-cut whale tail Dove Gray Leather Shack le Pulls are durable and the whale tail prevents them from coming undone. Attach them to anything yo