LineTack Light spikes fly line management for tubular/curved surfaces stick to any tube or curved surface to manage fly line. LineTack Light spikes can be used on the deck or rails of drift boats, skiffs, boats, or canoes. The elliptical EVA foam adhesive pads will remain in place under demanding condition, yet can be removed without damaging the surface. LineTack Lights form a barrier-fence that traps the line in an given area. The LineTack Light spike height: 3.875in. Each kit contains extra adhesive mounting pads for re-application of LightTack Light spikes.