Size: XXSmall XSmall OB2 - Dogs with long snout R0 - Pitbull, amstaf and similar 4L - Middle size breeds: like Poodle with longer snout B0.5 - Boston terrier, French Bulldog bitch 6L - Malinois female, GSD small female and alike breeds with lon OB3 - Dogs with long snout R3.5 3A - Small breeds BT - Bullterier male J3 - Narrow long snout OB1 - Dogs with long snout R2L - Big Labrador, Berner Sennenhund, Anatolian Shepherd B3.5 - Bigger male English Bulldog, Dogue De Bordeaux OB4 - Dogs with long snout R3L - Bigger Rottweiler, Big Labrador, Berner Sennenhund R1L - Dogs with broad snout:Rottweiler, Golden Retriever, with l I will fill dog's measurements below 0 - Small breeds 1 - Small breeds 2 - Small breeds 3 - Small breeds Small 4 - Middle sized breeds 5 - Middle sized breeds 6 - Medium sized dogs 7 - Medium sized dogs 8 - Medium sized dogs Large 9 - Big dogs 10 - Big dogs 11 12 - Dogs with extra broad snout 13 - Dogs with extra big snout J1 - Small dogs with long snout J2 - Small dogs with long snout B0 - Dogs with short snout B1 - Dogs with short snout B2 - Dogs with short snout Medium B3 - Dogs with short snout B4 - Dog with short broad snout D1 - Dogs with long snout D2 - Dogs with long snout D3 - Dogs with long snout Extra Large R1 - Dogs with broad snout R2 - Dogs with broad snout R3 - Dogs with broad snout R4 - Dogs with broad snout
Size of muzzle: R1 11 5 B1 D3 R2L 2 7 B3.5 OB1 R3L 1 4 B0 D1 OB4 R1L 12 6 B2 J1 R3 3 8 B4 OB2 R4 10 4L B0.5 D2 R0 R2 13 6L B3 J2 R3.5 0 3.5 9 BT OB3