Tozz Pro 35 pcs Red Color Aluminum Tent Rings Cord Tensioners for Camping Hiking Backpacking Picnic Shelter Shade Canopy Outdoor Activity Package included:10pcs adjusters. (the cord and the stake are not included) Diameter: 0.75inch; Width: 0.28 inch; Diameter of the Hole: 0.15inch. Weight: 0.05ounce Material: Aluminum Fits for the cords from 1.5mm to 4mm Help to lock the cord and prevent it skids away