K&H Pet Products Ortho Bolster Sleeper Pet Bed Small Color:Brown Velvet Plus and Max systems are

Plus and Max systems are cross-compatible

For dogs and cats of any size

The collar will only activate when your dog barks

must be used in conjunction with another Kittywalk item

K&H Pet Products Ortho Bolster Sleeper Pet Bed Small Color:Brown Velvet Plus and Max systems areThis bed sits on top of 3" of medical grade orthopedic foam, while the bolster is filled with premium polyfil made from recycled plastic bottles. The bed is made from soft, upholstery grade velvet and the sleeping surface is covered with super soft microfleece. This bed is luxury from top to bottom. the cover is removable for easy machine wash and care. Features: Overfilled bolsters surround in comfort Plush medical grade orthopedic foam Cover and