Size Chart for calming dog bed

 Size (Diameter) Weight of your dog
S - 50cm = 19"
Up to 7 lbs
M - 60cm = 23" Up to 25 lbs
L - 70cm = 27" Up to 45 lbs
XL - 80cm = 31" Up to 100 lbs
XXL - 100cm = 40" Up to 150 lbs