Muddy Safe-Line 3-Pack Black. This unique safety system eliminates the need for clumsy climbing belts by allowing you to stay attached to the tree at all times Designed for added safety in the field the 30' Safe-Line has a prusik knot that slides up and down the braided nylon rope as you climb and descend and stops you immediately should a fall occur. Compatible for 2 hunters and can be used with any treestand. Weight rated for 300 Lbs. and available in one or three pack quantities. Specifications for Muddy Safe-Line: Manufacturer: Muddy Color: Black Package Type: Box Package Contents: Muddy Safe-Line Muddy MSA500-3 - Safe-Line 3-Pack Black