Yes4All Ultimate Agility Ladder - Agility Speed Ladder and Balance Training Footwork for All Ages with Multi Choice 8, 12, 20 Rungs - Included Carry Bag Color:E. Yellow - 20 Rungs [Working principle]-When the dog's bark

[Working principle]-When the dog's bark is detected by the product's microphone

5 inch D x 28

9 gallon per hour emitter every 18"

DURABLE FLUTED PAN: This fluted mold pan’s heavy-duty construction meets the demands of the busiest kitchens

Yes4All Ultimate Agility Ladder - Agility Speed Ladder and Balance Training Footwork for All Ages with Multi Choice 8, 12, 20 Rungs - Included Carry Bag Color:E. Yellow - 20 Rungs [Working principle]-When the dog's bark25 FEET HEAVY DUTY LADDER: Constructed of 25 feet nylon speed ladder with durable plastic rungs for agility and quickness training FULLY ADJUSTABLE 20 RUNG DESIGN: Up to 15 inch adjustment from rung to rung with nylon straps for different levels, skill sets and exercises. Suitable to meet all your workout demands INCLUDE A CARRY BAG: You can easily stash them in the carry bag to train anytime and anywhere that you want. Great for active kids,