Herm Sprenger Ultra-Plus Micro Prong Swivel Ring Collar - Precision

Our review of the Herm Sprenger Ultra-Plus Micro prong swivel ring collar finds it best suited for owners training small breeds who need a precise, durable correction tool. The single biggest reason to buy is its German-made stainless steel construction and patented center plate that provide consistent, symmetrical contact for clear communication during training sessions. For handlers who want a compact, adjustable chain that fits necks up to 9.5 in and is easy to size by adding or removing links, this collar delivers professional-grade performance without bulk.

Key Features

• Stainless steel construction: Highly glossy stainless steel resists rust and provides a smooth surface that stands up to daily use.
• Swivel ring: Integrated swivel for leash attachment helps prevent twisting and keeps the leash aligned for clearer cues.
• Removable links: Links can be added or removed to adjust fit precisely for neck sizes up to 9.5 in, offering a tailored fit for smaller dogs.
• Patented center plate: Solid fastener center plate gives a secure connection that makes fastening and unfastening safer and more reliable.
• Micro prong design: Slightly beveled prong tips and interlocking links provide natural, even contact that supports subtle communication during training.

Who It's For

This collar is aimed at owners and professional trainers working with small dogs or puppies that need a compact training collar. It is especially useful for those who want a precise corrective tool with the durability and finish expected from German manufacturing.

Owners who prefer positive-only methods or who are uncomfortable with pinch-style collars should look elsewhere, and very large or heavy-pulling breeds will need a larger gauge or alternative training system designed for more forceful control.

Pros & Cons

Pros

• Well-made stainless steel build offers long-term durability and a polished look.
• Swivel ring reduces leash twist and improves handling during sessions.
• Adjustable links and compact length make it suitable for small neck sizes and fine-tuning fit.
• Patented center plate provides a secure, reliable fastening system.

Cons

• Some users report mixed feedback on ease of use when putting on or taking off, so practice is required for smooth handling.
• Not appropriate for owners who prefer non-prong training methods or for large, heavy dogs.

Specifications

Brand	Herm Sprenger
Material	Stainless steel
Wire gauge	1.5 mm
Overall length	13 in (32 cm)
Maximum neck size	Up to 9.5 in
Made in	Germany

Our Verdict

The Herm Sprenger Ultra-Plus Micro prong collar is a solid choice for trainers and owners of small dogs who want a precise, durable corrective tool. Its stainless steel build, swivel ring, and adjustable links make it a practical investment for shaping behavior, and the patented center plate improves safety and ease of use for those accustomed to prong-style training.

Frequently Asked Questions

How do I size this collar?
Measure the circumference of the dog's neck just below the ears and add 3 in; adjust by adding or removing individual links for a snug fit.

Is this safe for small dogs?
When used correctly and fitted properly, the micro prong design and beveled tips provide even contact suited to smaller breeds; training knowledge and care are important.

Can the collar rust?
The collar is made of glossy stainless steel and is made to resist rust, but routine cleaning and drying will help maintain finish and function.