Sprenger Chrome Plated Prong Collar Size:3.25mm - 23" (Fits 21" Neck) with D-Ring Biothane is a vulcanized rubber

Biothane is a vulcanized rubber material that does not retain moisture or rot and has a break strength of 1000 pounds per inch of width

Medium firmness bite bar

Toy sold separately

these collars are available in multiple lengths and your choice of 3/4" or 1" wide

Sprenger Chrome Plated Prong Collar Size:3.25mm - 23" (Fits 21" Neck) with D-Ring Biothane is a vulcanized rubberMade in Germany Available in four gauges Famous Herm Sprenger quality [split] Herm Sprenger prong collars have long been considered the gold standard for prong collars. These collars are made in Germany from high quality chrome plated steel and are built to last a lifetime. Prong collars can be adjusted for length by adding or removing links from the collar. Additional links are sold separately.