PREMIUM MATERIAL - The tent guy lines are made of nylon rope and reflective gear cable; Comes with an aluminum bungee adjuster that allows for easy and sturdy adjustments. HIGH VISIBILITY - Reflective tent guidelines ensure your safety and visibility, to prevent tripping over the tent, if you take the tent out night with low light. ALUMINUM TENSIONERS - Aluminum guyline adjusters are compact and ultralight, lightweight, convenient to carry; As a good helper to adjust the rope outdoors, helps to lock the rope and prevent it from slipping. EXTENSIVE APPLICATIONS - Ideal for camping, hiking, backpacking, picnics picnics, outdoor activities under the shelter of the canopy; Lightweight, durable, convenient to carry. SIZE & PACKAGE - 8 pieces of tent guy rope with turnbuckles in one package; Each tent rope 13 feet (4m) long, with a diameter of 0.16 inches (0.4cm). Color: Neon Green Pack of 8 reflective tent guy lines, lightweight tent guide ropes, rope with aluminum tensioner, 13ft green guy line, ideal for outdoor camping backpacking tents, Technical Specifications: Length of each guy line: 4 m (13 ft) Weight of each guy line: 0.08 lb (37 g) Diameter of each stay: 0.4 cm (0.16 inches). Tensioner Material: Aluminum. Alloy Tensioner weight: 2 g (0.004 lb) Bungee Hole Diameter: 4mm (1.58 inch) Key Features: Reflective Tent Leashes - High visibility makes commuter or night use safer. Guy Line and Tent Tensioner - With necessary camping accessories. High tensile strength - the quality is good for a long time with light equipment suitable for hiking, the rope is low water absorption. Reflective Multi-Purpose Guy Line - Used as tent rope, hanger rope, clothesline, zipper rope, etc. Ideal for backpack tents, tarps and hammocks. BEST PARTNER FOR ADVENTURE - This tent line with adjuster is ideal for camping, hiking, fishing, hunting, survival and more. Packing List: 8 x Reflective guylines with adjuster tensioners 1 x Carry bag Note: These reflective guylines are not effective in jet black conditions.