SIZE 1. Chest Less than 33cm SIZE 2. Chest Less than 38cm SIZE 3. Chest Less than 43cm SIZE 4. Chest Less than 48cm SIZE 5. Chest Less than 53cm SIZE 6. Chest Less than 59cm SIZE 7. Chest Less than 65cm SIZE 1L. Back to Normal (about 3KG) SIZE 2L. Back to Normal (about 4KG) SIZE 3L. Back to Normal (about 6KG) SIZE 4L. Back to Normal (about 8KG) SIZE 5L. Back to Normal (about 11KG) SIZE 6L. Back to Normal (about 14KG) SIZE 7L. Back to Normal (about 17KG) SIZE 1. Chest Less than 33cm SIZE 2. Chest Less than 38cm SIZE 3. Chest Less than 43cm SIZE 4. Chest Less than 48cm SIZE 5. Chest Less than 53cm SIZE 6. Chest Less than 59cm SIZE 7. Chest Less than 65cm SIZE 1L. Back to Normal (about 3KG) SIZE 2L. Back to Normal (about 4KG) SIZE 3L. Back to Normal (about 6KG) SIZE 4L. Back to Normal (about 8KG) SIZE 5L. Back to Normal (about 11KG) SIZE 6L. Back to Normal (about 14KG) SIZE 7L. Back to Normal (about 17KG)