DDY Ultralight Aluminum Guyline Cord Adjuster for Tent Camping Hiking Backpacking Outdoor Activity(red Color 20pcs) Good helper of outdoor adjust the rope,Help to lock the cord and prevent it skids away This is a new design products, more convenient to use than other products,and more easily Size: 2.16 x 0.79 x 0.08inches . Weight: 0.1ounces; Diameter of the Hole: 0.31inch Ideal for camping,hiking,backpacking,picnic, shelter shade canopy outdoor activity Material: Aluminum, light weight, convenient to carry,A package includes 20 pcs adjusters