Features:
The gentle way to train any dog to be a perfect walker.
No choke design, instantly trains dog to stop pulling without choking.
It attaches to any kinds of collars (collar is not included), run down the back, under the hips and through the loop. 
Uses gentle but firm resistance to discourage your dog from pulling.
A perfect tool for pets training pets.

Specifications:
Color: Random
Material: Nylon
Weight Capacity: 30lbs
Length: Approx. 180cm / 6ft
Item Weight: 94g / 3.3oz
Package Size: 21 * 16 * 3cm / 8.26 * 6.3 * 1.18in (L * W * H)
Package Weight: 130g / 4.6oz