316L Stainless Steel D shaped captive bead rings that.

They bend back and forth so you don't need to worry about the hassle of using tools like regular captive bead rings require.

Just bend them open, insert the ring, and bend it closed for an easy insertion that stays put.

NOTE, to open the ring just twist the opening apart.

These are sold in singles. If you need a pair for this item, update the quantity to "2".