Herm Sprenger Prong Collar with Security Buckle Size:2.25 mm more flexible formulation for added

more flexible formulation for added durability

Single-use only

All Probios products are made in the USA with a NASC seal of approval

Features two adjustments for different wrist sizes - short hole measures 7" and the longest hole measures 8"

Herm Sprenger Prong Collar with Security Buckle Size:2.25 mm more flexible formulation for addedHerm Sprenger Prong Collar This innovative design replaces the traditional wire eye link with a solid fastener plate nylon billets which provides a more secure connection. This plus the new click lock buckle makes fastening the collar around the dog's neck easier and safer. Stainless Steel.