The Fastening Clip Has A Sliding Clasp that's Easy To Use And Attaches Securely To Your baby's Clothes. The Silicone Ring On Our Flower Soother Holder Is Suitable For All Standard Pacifiers. For Soothers Without A Ring, The Holder Can Be Pulled Over The Soother's Knob. For Soothers With A Ring, Simply Attach The Holder To The Ring.