Safe Training Outdoors: The Coachi Training Line Allows You To Give Your Dog More Freedom Outdoors Whilst Keeping Control In New Situations, Perfect For Puppies, Newly Acquired And Nervous Dogs.Recall Training: An Essential Accessory, The Training Line Allows You To Safely Practice Your Recall When Out In Open Spaces And Allows You To Reinforce This Command, Should They Try And Run Off!Dog &Amp; Puppy Socialisation: Perfect Training Accessory For Outings In A Public Place, The Line Allows Safe And Controlled Socialisation For Puppies, Newly Acquired Or Nervous And Aggressive Dogs.Soft To Hold: The Attractive 3 Strand Padded Webbing Makes The Coachi Training Line Comfortable To Hold And Easy To Manage And Grip In All Weathers.Easy To Use: The Coachi Training Line Stops Chasing, Running Off And Is Designed For Recall Training. The Attractive, Two-Tone 5M Training Line Is Typically Suited To Smaller Dogs And Puppies.