4-foot polyester professional dog training slip leash with a Kydex stopper. This slip won't change sizes while training due to the snug stopper.
PLEASE NOTE: Rope materials vary with color! The orange slip is made from 6mm rope, which is recommended for dogs 25 pounds and under. The green slip is comprised of 7mm rope and intended for dogs weighing over 25 lbs but no more than 60 lbs.
PLEASE ADVISE: NEVER LEAVE A SLIP LEASH ON A DOG UNATTENDED.