Calm Paws Protective Collar Alternative to cone is easy on the neck and prevents pets from aggravating a healing wound or injury Also helps break the lick/bite and itch/scratch cycles that some pets with skin conditions prone to Airy, lightweight design allows pets to eat and drink normally and security straps for a secure fit Use with the Calm Paws Calming Gel Disk to help soothe and support pets with essential oils X-small fits neck circumference up to 6"; small fits from 6 to 10; medium fits from 10 to 13; large fits from 13 to 18; x-large fits 18 and up