KaLaiXing Dental Ball Chain Clips 40cm Flexible Napkin Holder. Autoclavable Napkin Clips, Towel Apron Bibs Chain,-4 pcsColor random delivery Comfortable and flexible accessories for kitchen and dentist.Color random delivery Made of silicone material for the chain part and stainless material for the head part Bib napkin clip holder. Dental bib clips with strainless steel ball chains and spring-loaded clip. 35CM for the silicone material part and 5CM for the stainless material head parts with total length of 40CM. 4pcs Kitchen Accessories Multifunction Flexible Autoclavable Napkin Clips, Towel Apron Bibs Chain, Lanyard Neck Strap for Elderly Adult Baby Dentist to Keep Napkin Securely Placed