Minimum sale 5 units. Wholesale of this sterling silver 925 smooth ball with silicone inside and a jump ring with an outer diameter of 2mm and an inner diameter of 1.4mm. This piece is used to add pendants to chains, with the peculiarity that it has an internal silicone that makes it stay fixed in the chain, being able to add in a chain several balls with several pendants as shown in the picture without moving.