Easy to install: 12 pieces snap hooks, they are good for attach the flag to the halyard on a flag pole, keeps flags from wrapping up on the pole and does not slip offMethod of use: take your halyard rope crimp to small loop and pass through the small closed circle of the clips, then pull the loop and tighten with the top of clip, finally attach to flagflag pole clip made of plastic which anti-UV, enough to resist the attack of natural weather, even though holding up on a strong windFeature: make the process of hanging flag quiet, they stopped the annoying clanking sound of metal clips against a metal flagpole, much quieter than metal or brass clipsEasy to install: Make a loop with the rope; Push the loop through the round hole ;Pull enough rope through the hole so you can push the clip through the loop. colour: whiteMaterial: plasticSize: 60mm long, 10mm hole spacing Package Contents:12 x flag pole clip Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.