Great Holder: inner hole allows it to fit for tippet holder, good leader holder for fishing.High Quality: Durable EVA construction, made from floating high density foam, float on water quickly dry.Wide Use: 100 spools per pack, takes any length , great solution for keeping your fishing rigs squared .Removable Fitting: A removable insert to hold of the line leader or your flies.Winding Board: Spare spools for wrapping the hook link around it, you can use tippet holder to keep it.Perfect Fishing Tool: Great for organizing snelled hooks, fishing lines, leaders, fishing rigs and hooks. Anglers can pre-tie flies to the leader, and place the hooks into the spool to keep secure until needed.SpecificationsType: Winding BoardSize: 4.5 x 4.5 x 1cm/1.76 x 1.76 x 0.39inchWeight: 150g/5.29ozColour: Random Color(don't accept the specified color)Material: EVAPackage Contents:100 x Winding BoardOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.