Ring Size(appro.): Thick 0.12"; Inner diameter 1.5" ;External diameter 1.75";Removable clips size(appro.)--clip size: length 0.78";clip size:width 0.3";Total length(including eyelets) 2.8"; The curtain clip rings are easy and convenient to use, clips are removable. You need not use great strength and easy to open curtain clip to hang your drapery panels. There is a easy and simple way to slid the rings onto the rods. You can remove the clip and slip the hook through the eyelet when what you need. Package Included: 24Pack Inner Diameter 1.5" Curtain Clip Rings (including eyelets and removable clips)