Rhinestones Bling Leather Dog Collar, Wide, Padded, Double-Ply, Riveted Settings, 30"x2", Pink, Leather (Athens) For Neck Size: 23"-27" Replica diamonds surround this Rhinestones Bling collar. Made of very soft genuine cowhide leather. For any breed with a neck size between 23"- 27": English Mastiff, St Bernard & similar breeds Constructed with a centre d-ring for maximum control and exposure. Top selling collection. Available in 6 different colors.