Feature 1BREATHABLE AND COMFORTABLE: Military dog collar is made of durable nylon, metal material with neat stitching, breathable and lightweight to ensure your dog wears it comfortably without rubbing the dog's skin and hair. 2WIDENED DESIGN: The widened collar reduces the pressure on the dog's neck and increases comfort, pet training or hunting, distributing the pressure more evenly across the dog's throat and reducing tracheal damage when worn for long periods of time. 3SUITABLE FOR PETS: This training collar is suitable for a variety of large dogs, large dogs have thin bone and is more fragile than other dogs, the wider design provides extra cushioning and even pressure to prevent injury to the pet's throat. 4ADJUSTABLE: Military dog collar with double row metal buckle is easy to open and adjust, it is difficult to break. Provides security and can easily adjust the length of the collar as needed for a wider range of pet sizes. 5HEAVY DUTY D RING: The large dog collar uses a heavy duty thickened D ring buckle that is super strong, durable and easy to securely attach to the harness leash, making it very safe to use and perfect for pet field training.SpecificationItem Type: Military Dog CollarMaterial: Nylon, MetalColor: OD GreenUse: Medium and Large Dog Collar, Lamb and Calf Collar .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x MilitaryDogCollarNoteManual measurement, please allow 0.4‑0.7in error.