On your leash development I cannot stress enough about putting a easy but strong & reliable snap on it. I've ran into some that are almost impossible to operate especially as we get older! We have a 5 month old Aussie doodle & are enjoying him immensely but he has completely changed our home schedule.😉❤
We use mighty paw for our large part golden doodle/sheltie/Keeshond. It has a loop down low too! Great products. Our Aussie doodle pup uses a thinner nylon with a padded handle.