MATERIAL: Made of high-quality aluminum alloy, the aluminum rope tensioner is compact, ultra-light, and easy to use. QUICK ADJUSTMENT: Helps quickly adjust the rope to any length to protect the tent and sleeping bag from strong winds. EASY TO USE: 3-hole rope tensioner design. The 3-hole design is suitable for 3mm-5mm (0.12"-0.19") ropes, which is more convenient and quick to use than other rope adjusters. EASY TO FIND: Can provide you with 20 pieces tent tensioner, the sling adjuster is a good helper for adjusting outdoor ropes, effectively locking the ropes and preventing them from slipping. LIGHTWEIGHT AND PORTABLE: The aluminum alloy wind rope buckle is compact, lightweight, and easy to carry. It is ideal for various outdoor and indoor activities. 20 Pieces Guyline Cord Tensioners Aluminum Alloy Rope Adjuster Tent Cord Adjuster Rope Tensioner Carabiner Features: The aluminum alloy rope adjuster does not fade, is easy to adjust, and has excellent anti-slip effect. The surface is anodized, the color is bright and easy to observe. Easy to carry and store, ideal for camping, picnics, and outdoor activities. Package Includes: 20 x Tent Cord Adjuster Specification: Color: Red Material: Aluminum Alloy Aperture: Approx. 5 mm Suitable for: Guyline Cord 3-5mm Dimensions: 45 x 25 x 2.3 mm (width x width x height)