Luckyiren Upgraded Puppy Bells Dog Doorbells for Door Knob/Potty Training/Go Outside-Dog Bells for Puppies Dogs Doggy Doggie Pooch Pet Cat for Dog Lovers-Premium Quality-3 Snaps for Length Adjustment

Bell are made of premium quality material, the surface of bell adopt Plating coating technology to keep it shine and don’t rust. Inside ball is made of premium stainless steel to make jingle sounds clear and crisp. Jingle jingle jingle sweet sound.
Sturdiness and Durability. Belt is made from heavy duty nylon material and tested thoroughly for durability. The connection parts are well-made, solid and reliable. Belts are excellently sewed; the connection parts of the bells and snap points are thick made from premium material.
The length can be adjusted in three levels. 3 snaps/buttons for longer range of length adjustment, adjust the belt according to dog size.