Bunty polar beds are lined with an ultra soft insulating fur and feature extra high sides all of which combine to make a nest of pure comfort it is available in various sizes to suit your dog size guidebull small cm w 45 x d 41 x h 20 bull medium cm w 55 x d 47 x h 23 bull large cm w 65 x d 56 x h 25 bull x large cm w 90 x d 70 x h 28