Prong dog training collar, choke collar with snap buckle, no-pull collar for medium and large breed dogs (L)

[UNIQUE PROTECTIVE DOG COLLAR SET] Effective and safe, it has no side effects, electric shock, or injury to your pets. [SCIENTIFIC TRAINING TOOL] The prongs on this dog collar can help you train your pet in obedience and basic commands. This prong training collar is designed for stress-free training. There's no need to yell at or punish your dog. Simply pull on the prong collar, and it will stop immediately. [STURDY AND EASY TO USE] This prong collar is made of high-strength chrome-plated stainless steel, recommended by trainers. The links of the dog prong collars are silver-plated, ensuring a long lifespan for your dog. Additionally, the martingale chain glides smoothly, making correction easier. [SAFE AND ESSENTIAL] This dog prong collar features a smooth surface and a rounded head. Featuring an elongated and comfortable rubber sleeve, this choke collar for large breed dogs provides the necessary pressure for training while protecting the airways and sensitive neck area. The soft rubber tips offer added comfort. [MULTIPLE SIZES] Please measure your dog's neck. You can adjust the collar by removing or adding links. (Please use pliers.) Diameter M: 3.0 mm and length: 41 cm, Diameter L: 3.5 mm and length: 46 cm, Diameter XL: 4.0 mm and length: 51 cm.